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      FITSIMマーケットFITSIMマーケット

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        Popular Products

        J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
        製品価格(税込)
        from 5,280円〜

        [About this product]
        This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
        In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
        This SIM card does not support voice calls.

        Prepaid SIM card for RAKUTEN mobile line

        This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

        *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

        You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

        For more information, please check the RAKUTEN Mobile official website.

        Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

        SMS authentication available

        -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



        The line speed that only RAKUTEN direct lines can provide

        * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

        Available devices

        *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
        For details on compatible models, please check the AKUTEN Mobile official website.

        For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

        - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

        Steps to use

        After you receive the product, you can use it by following the steps below (for physical SIM cards)

        ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

        ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

        ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

        Recommended for:

        - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




        troubleshooting

        ○ SIM is not recognized

        ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

        ②Please check if the device you are using is compatible with the RAKUTEN line.

        For details on compatible models, please check the RAKUTEN Mobile official website.

        ○3GB/7GB could not be used

        ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

        1) When using tethering (a device other than the one with the SIM card inserted is using data)

        2) Communication between background apps

        I can't check the phone number on my smartphone

        If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

        There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

        〇About SIM number continuation

        You can continue to use this product by completing the procedure for your phone number before the service period expires.

        Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

        The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

        You can extend your subscription by completing the renewal procedure for the following year.

        詳細を見る
        J-FIT Charge WIFI 100GB 365-day use with gigabit Pocket WIFI router No contract
        製品価格(税込)
        13,500円

        [About this product]
        This product is a prepaid mobile WIFI router that can be used for 100GB for 1 year.
        Since it is a prepaid purchase type, there is no contract, no monthly payment, and no need to return the device, so you can start using it as soon as you receive the product.
        Once you've used up all your gigabytes, you can charge additional gigabytes when you need them, allowing you to continue using the service without waste.

        No contract, no monthly payments, no need to return the device

        • This product is a prepaid mobile WIFI router that can be used for 100GB for 1 year.
        • Payment is prepaid and the device is purchased, so there is no contract, no monthly payment, and no need to return the device. Once you receive the product, you can start using it immediately without any complicated procedures.

        Charge only as much gigabyte as you need, when you need it

        • Once you've used up all your gigabytes, you can charge additional gigabytes when you need them, allowing you to continue using the service without waste.
        • Unlike monthly subscription WIFI, where you pay a set amount each month whether you use it or not, you can charge only what you need, when you need it, so there is no waste in payments.

        Multi-carrier support automatically selects the most optimal line

        • The cloud WIFI system automatically selects the most optimal line, and is compatible with domestic 4G/LTE multi-carrier lines (docomo, au, Softbank, Rakuten).
        • Even if a communication failure occurs with one carrier and you are unable to communicate, you will be able to communicate with other carriers.

        Battery-less mobile WIFI router

        • Since it is a battery-less mobile WIFI router, the device is very light, weighing approximately 30 grams, making it ideal for carrying around.
        • There is no risk of battery expansion or fire even when used in a hot place such as a car. Of course, you can also use it outside after getting out of the car.

        No need for hassle-free charging

        • It can be used by connecting it to a PC, smartphone, car, mobile battery, AC adapter, etc. that has a USB Type-C or USB Type-A charging port.
        • A USB Type-C to USB Type-A conversion adapter is included.

        Ideal for these occasions

        • It is ideal not only for use as a regular mobile WIFI, but also as an in-car WIFI.
        • It is also ideal for temporary use when the period of use is limited, such as when traveling, on a business trip, returning to Japan temporarily, in a temporary office, or as a shared terminal in a company.

        Connect up to 8 devices

        • You can connect up to eight WIFI-enabled devices, such as PCs, smartphones, tablets, and game consoles.
        • If you are using a wired connection, you can use it without setting up WIFI.

        Additional Charge Fee Table

        • To add additional charges, please purchase additional charges on this website.
        • The additional gigabytes you charge will automatically be available for use once you have used up the gigabytes you are currently using.

        Specification table

        Product size/weight Length 88mm x Width 34.5mm x Thickness 14.5mm / Weight 30g
        Supported frequencies (FDD/TDD/WCDMA) WCDMA/HSPA: B1/B8 FDD-LTE: B1/B3/B8/B18/B19/B26/B28 TDD-LTE: B41
        WIFI 2.4GHz 802.11b/g/n
        CPU UIS8310
        Maximum communication speed DL/UL 150/50Mbps
        Input (supply) voltage 5V-1A
        1 year manufacturer's warranty Yes


        troubleshooting

        • The device won't start
          This product cannot be used with devices that do not support OTG (USB-On-the-Go) or power sources that do not have a power supply function. Please check the device and power supply device you are using.
          After connecting to a device with power supply function, it takes about 1 minute to start up.
        • Note: This product cannot be used in physical SIM mode as we have not tested or supported the operation of the physical SIM mode.
          This product has a 365-day usage period starting from activation. If communication usage is not confirmed for 180 days after activation, communication will be automatically disabled.
          詳細を見る
          J-FITSIM Prepaid SIM 3GB/month Available for up to 13 months
          製品価格(税込)
          7,860円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 3GB/month of 5G/4G high-speed data communication.
          After using 3GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.


          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 13 months.
            In Rakuten Mobile network areas, you can use up to 3GB/month of 5G/4G high-speed data communication. After using 3GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 1GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 3GB combined for Rakuten lines and partner lines.
            For example, if you use 2.5GB in the Rakuten Mobile network area, you can use 0.5GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 3GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, it may not be usable if it was purchased overseas or imported from overseas due to differences in specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.


          Excellent cost performance

          • If you use the first month free and continue for 13 months, the cost per GB/month for the 3GB version will be approximately 202 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting


          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 3GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.





          詳細を見る
          J-FITSIM Prepaid SIM 7GB/month Available for up to 13 months
          製品価格(税込)
          9,680円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile line that can be used for up to 13 months with one year free plus the first month free.
          In Rakuten Mobile network areas, you can use up to 7GB of 5G/4G high-speed data communication per month.
          After using 7GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 13 months.
            In Rakuten Mobile network areas, you can use up to 7GB/month of 5G/4G high-speed data communication. After using 7GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 2GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 7GB combined for Rakuten lines and partner lines.
            For example, if you use 5GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1.5GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 7GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.
          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 13 months, the cost per GB/month for the 7GB version will be approximately 126 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, and generally the indicated capacity is not unavailable. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.
          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 25 months
          製品価格(税込)
          32,800円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months, with the first month free.
          In Rakuten Mobile network areas, you can use up to 30GB of 5G/4G high-speed data communication per month.
          After using 30GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months.
            In Rakuten Mobile network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 30GB combined for Rakuten lines and partner lines.
            For example, if you use 28GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 2GB in areas where Rakuten Mobile lines are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 30GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 25 months, the cost per GB/month for the 3GB version will be approximately 144 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 30GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.

          詳細を見る
          J-FITSIM Prepaid SIM 3GB/month Available for up to 37 months
          製品価格(税込)
          14,980円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 37 months, with the first month free.
          In Rakuten Mobile network areas, you can use up to 3GB of 5G/4G high-speed data communication per month.
          After using 3GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 37 months.
            In Rakuten Mobile network areas, you can use up to 3GB/month of 5G/4G high-speed data communication. After using 3GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 1GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 3GB combined for Rakuten lines and partner lines.
            For example, if you use 2.5GB in the Rakuten Mobile network area, you can use 0.5GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 3GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The specifications of this product may be subject to change by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free, and continue for 37 months, the cost per GB/month for the 3GB version will be approximately 135 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by extending your phone number before the expiration date. You can extend your service by following the instructions for extension sent to you via SMS about one month before the expiration date, or by purchasing the extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting


          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.

            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 3GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.





          詳細を見る
          Show more

          Prepaid SIM

          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          19,980円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile line that can be used for up to 13 months with one year free plus the first month free.
          In Rakuten Mobile network areas, you can use up to 30GB of 5G/4G high-speed data communication per month.
          After using 30GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 13 months.
            In Rakuten Mobile network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 30GB combined for Rakuten lines and partner lines.
            For example, if you use 28GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 2GB in areas where Rakuten Mobile lines are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 30GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 13 months, the cost per GB/month for the 30GB version is approximately 51 yen per GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 30GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.


          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 25 months
          製品価格(税込)
          32,800円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months, with the first month free.
          In Rakuten Mobile network areas, you can use up to 30GB of 5G/4G high-speed data communication per month.
          After using 30GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months.
            In Rakuten Mobile network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 30GB combined for Rakuten lines and partner lines.
            For example, if you use 28GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 2GB in areas where Rakuten Mobile lines are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 30GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 25 months, the cost per GB/month for the 3GB version will be approximately 144 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 30GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.

          詳細を見る
          J-FITSIM Prepaid SIM 3GB/month Available for up to 13 months
          製品価格(税込)
          7,860円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 3GB/month of 5G/4G high-speed data communication.
          After using 3GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.


          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 13 months.
            In Rakuten Mobile network areas, you can use up to 3GB/month of 5G/4G high-speed data communication. After using 3GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 1GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 3GB combined for Rakuten lines and partner lines.
            For example, if you use 2.5GB in the Rakuten Mobile network area, you can use 0.5GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 3GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, it may not be usable if it was purchased overseas or imported from overseas due to differences in specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.


          Excellent cost performance

          • If you use the first month free and continue for 13 months, the cost per GB/month for the 3GB version will be approximately 202 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting


          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 3GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.





          詳細を見る
          J-FITSIM Prepaid SIM 3GB/month Available for up to 25 months
          製品価格(税込)
          10,800円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months, with the first month free.
          In Rakuten Mobile network areas, you can use up to 3GB of 5G/4G high-speed data communication per month.
          After using 3GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months.
            In Rakuten Mobile network areas, you can use up to 3GB/month of 5G/4G high-speed data communication. After using 3GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 1GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 3GB combined for Rakuten lines and partner lines.
            For example, if you use 2.5GB in the Rakuten Mobile network area, you can use 0.5GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 3GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 25 months, the cost per GB/month for the 3GB version will be approximately 144 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting


          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 3GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.





          詳細を見る
          J-FITSIM Prepaid SIM 3GB/month Available for up to 37 months
          製品価格(税込)
          14,980円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 37 months, with the first month free.
          In Rakuten Mobile network areas, you can use up to 3GB of 5G/4G high-speed data communication per month.
          After using 3GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 37 months.
            In Rakuten Mobile network areas, you can use up to 3GB/month of 5G/4G high-speed data communication. After using 3GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 1GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 3GB combined for Rakuten lines and partner lines.
            For example, if you use 2.5GB in the Rakuten Mobile network area, you can use 0.5GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 3GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The specifications of this product may be subject to change by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free, and continue for 37 months, the cost per GB/month for the 3GB version will be approximately 135 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by extending your phone number before the expiration date. You can extend your service by following the instructions for extension sent to you via SMS about one month before the expiration date, or by purchasing the extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting


          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.

            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 3GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.





          詳細を見る
          J-FITSIM Prepaid SIM 7GB/month Available for up to 13 months
          製品価格(税込)
          9,680円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile line that can be used for up to 13 months with one year free plus the first month free.
          In Rakuten Mobile network areas, you can use up to 7GB of 5G/4G high-speed data communication per month.
          After using 7GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 13 months.
            In Rakuten Mobile network areas, you can use up to 7GB/month of 5G/4G high-speed data communication. After using 7GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 2GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 7GB combined for Rakuten lines and partner lines.
            For example, if you use 5GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1.5GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 7GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.
          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 13 months, the cost per GB/month for the 7GB version will be approximately 126 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, and generally the indicated capacity is not unavailable. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.
          詳細を見る
          J-FITSIM Prepaid SIM 7GB/month Available for up to 25 months
          製品価格(税込)
          14,800円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months, with the first month free.
          In Rakuten Mobile network areas, you can use up to 7GB of 5G/4G high-speed data communication per month.
          After using 7GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile network

          • This product is a prepaid SIM card exclusively for high-speed data communication on the Rakuten Mobile network that can be used for up to 25 months.
            In Rakuten Mobile network areas, you can use up to 7GB/month of 5G/4G high-speed data communication. After using 7GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 2GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 7GB combined for Rakuten lines and partner lines.
            For example, if you use 5GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 1.5GB in areas where Rakuten Mobile networks are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 7GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          SMS authentication available

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.


          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps for use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for these people

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 25 months, the cost per GB/month for the 7GB version is approximately 95 yen/GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.
          • This SIM is provided by Rakuten Mobile, and generally the indicated capacity is not unavailable. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.

          詳細を見る
          Sold Out
          J-FITSIM Prepaid 30G up to 13 months use + Mobile WIFI Router Set
          製品価格(税込)
          19,980円

          [About this product]
          This great value set includes a prepaid SIM card for high-speed data communication on the Rakuten Mobile line, which can be used for up to 13 months (1 year + first month free), and a mobile WIFI router.
          In Rakuten Mobile network areas, you can use up to 30GB of 5G/4G high-speed data communication per month.
          After using 30GB/month, your data speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card using Rakuten Mobile line + mobile WIFI router set

          • This is a great value set that includes a prepaid SIM card for high-speed data communication on the Rakuten Mobile line, which can be used for up to 13 months, and a mobile WIFI router.
            In Rakuten Mobile network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          • For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data available domestically is 30GB combined for Rakuten lines and partner lines.
            For example, if you use 28GB in the Rakuten Mobile network area, you can use 2GB in the partner network area. Please note that partner networks may become unavailable due to the termination of the roaming agreement between Rakuten and its partners.

          • Regarding use overseas: When overseas, you can use up to 2GB in areas where Rakuten Mobile lines are available.
            As of March 2025, it is available in the following 244 countries and regions. In addition, the maximum data volume overseas is 30GB when using Rakuten Mobile lines, partner lines, and overseas combined. Please check the Rakuten Mobile official website for details.

            Iceland, Ireland, USA (Hawaii), USA (mainland), UAE, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia, etc.

          • The product specifications of this product may be changed by Rakuten Mobile.

          Mobile Wi-Fi Router

          • This mobile WIFI router is a product designed specifically for the SIM card included with the set. We have not confirmed operation with other SIM cards.

          SMS authentication possible

          • Since it has an SMS receiving function, you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.

          • SMS authentication cannot be performed using the included mobile WIFI router.


          Rakuten Mobile's direct line speed

          • You can enjoy stable communication at the line speeds that only Rakuten Mobile's direct line can provide, without going through an MVNO.
            (Line speeds vary depending on location, time, and device, so please consider these figures as a reference only.)

          Available devices

          • This service can be used on devices that are compatible with the Rakuten Mobile network. Before purchasing, please check whether your device is compatible. For details on compatible models, please see the Rakuten Mobile official website.

          • For iOS, iOS version 14.5 or later is required and is compatible with iPhone 6S to 16e. For Android, a compatible device with Android version 10 or later is required.

          • Even if the product is compatible, if it was purchased overseas or imported from overseas, it may not be usable due to different specifications such as frequency.

          Steps to use

          • Once the product arrives, you can use it by following the steps below.

            ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

            ②The APN will be automatically set for devices that are compatible with the Rakuten Mobile network. You can use the service by rebooting the device with the SIM inserted.

            3) APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

          Recommended for:

          • It is recommended for children, the elderly, foreigners in Japan, those who have returned to Japan temporarily, and those using it as a secondary line.

          Excellent cost performance

          • If you use the first month free and continue for 13 months, the cost per GB/month for the 30GB version is approximately 51 yen per GB/month, making it an extremely cost-effective product.

          You can extend the usage period

          • You can continue to use this product by applying for an extension on your phone number before the expiration date.
            You can extend your subscription by following the extension instructions sent via SMS approximately one month before the expiration date, or by purchasing an extension version on this website.
            The subscription period is one year, and you can extend it for the following year by completing the renewal procedure.

          troubleshooting

          • SIM is not recognized except for the attached mobile WIFI router① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete profile. This may vary depending on the model.) (For Android, you can delete the old APN from the settings screen by going to Settings > Network & Internet > Mobile Network > More Information > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete. This may vary depending on the model.) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to use it. Depending on the device, APN settings may be required. In that case, please set the APN manually. Please check the APN information on the Rakuten Mobile official website.

            ②Please check whether your device is compatible with the Rakuten Mobile network.
            For details on compatible models, please check the Rakuten Mobile official website.

          • This SIM is provided by Rakuten Mobile, which was unable to use 30GB, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.
            1) When using tethering (a device other than the one with the SIM card inserted is using data)
            2) Communication between background apps

          • If you are using a model other than a Rakuten Mobile compatible model where the phone number cannot be confirmed on your smartphone, the phone number may be displayed as "unknown" and you may not be able to confirm the phone number on your smartphone.
            There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are your phone number, so please check it here.

          • Regarding the included mobile WIFI router: ① There is no warranty for the device and it cannot be repaired.
            ②This product is for domestic use only. We have not confirmed that it works overseas.
            ③If the automatic setting is not done, please check ○○


          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          3,980円

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card for RAKUTEN mobile line

          This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

          You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

          For more information, please check the RAKUTEN Mobile official website.

          Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

          SMS authentication available

          -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          The line speed that only RAKUTEN direct lines can provide

          * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

          Available devices

          *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
          For details on compatible models, please check the AKUTEN Mobile official website.

          For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

          - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

          Steps to use

          After you receive the product, you can use it by following the steps below (for physical SIM cards)

          ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

          ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

          ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

          Recommended for:

          - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




          troubleshooting

          ○ SIM is not recognized

          ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

          ②Please check if the device you are using is compatible with the RAKUTEN line.

          For details on compatible models, please check the RAKUTEN Mobile official website.

          ○3GB/7GB could not be used

          ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

          1) When using tethering (a device other than the one with the SIM card inserted is using data)

          2) Communication between background apps

          I can't check the phone number on my smartphone

          If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

          There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

          〇About SIM number continuation

          You can continue to use this product by completing the procedure for your phone number before the service period expires.

          Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

          The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

          You can extend your subscription by completing the renewal procedure for the following year.

          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          from 5,280円〜

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card for RAKUTEN mobile line

          This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

          You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

          For more information, please check the RAKUTEN Mobile official website.

          Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

          SMS authentication available

          -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          The line speed that only RAKUTEN direct lines can provide

          * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

          Available devices

          *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
          For details on compatible models, please check the AKUTEN Mobile official website.

          For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

          - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

          Steps to use

          After you receive the product, you can use it by following the steps below (for physical SIM cards)

          ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

          ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

          ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

          Recommended for:

          - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




          troubleshooting

          ○ SIM is not recognized

          ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

          ②Please check if the device you are using is compatible with the RAKUTEN line.

          For details on compatible models, please check the RAKUTEN Mobile official website.

          ○3GB/7GB could not be used

          ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

          1) When using tethering (a device other than the one with the SIM card inserted is using data)

          2) Communication between background apps

          I can't check the phone number on my smartphone

          If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

          There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

          〇About SIM number continuation

          You can continue to use this product by completing the procedure for your phone number before the service period expires.

          Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

          The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

          You can extend your subscription by completing the renewal procedure for the following year.

          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          from 5,280円〜

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card for RAKUTEN mobile line

          This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

          You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

          For more information, please check the RAKUTEN Mobile official website.

          Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

          SMS authentication available

          -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          The line speed that only RAKUTEN direct lines can provide

          * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

          Available devices

          *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
          For details on compatible models, please check the AKUTEN Mobile official website.

          For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

          - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

          Steps to use

          After you receive the product, you can use it by following the steps below (for physical SIM cards)

          ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

          ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

          ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

          Recommended for:

          - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




          troubleshooting

          ○ SIM is not recognized

          ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

          ②Please check if the device you are using is compatible with the RAKUTEN line.

          For details on compatible models, please check the RAKUTEN Mobile official website.

          ○3GB/7GB could not be used

          ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

          1) When using tethering (a device other than the one with the SIM card inserted is using data)

          2) Communication between background apps

          I can't check the phone number on my smartphone

          If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

          There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

          〇About SIM number continuation

          You can continue to use this product by completing the procedure for your phone number before the service period expires.

          Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

          The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

          You can extend your subscription by completing the renewal procedure for the following year.

          詳細を見る
          Show more

          Extension only plan

          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          from 5,280円〜

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card for RAKUTEN mobile line

          This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

          You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

          For more information, please check the RAKUTEN Mobile official website.

          Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

          SMS authentication available

          -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          The line speed that only RAKUTEN direct lines can provide

          * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

          Available devices

          *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
          For details on compatible models, please check the AKUTEN Mobile official website.

          For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

          - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

          Steps to use

          After you receive the product, you can use it by following the steps below (for physical SIM cards)

          ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

          ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

          ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

          Recommended for:

          - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




          troubleshooting

          ○ SIM is not recognized

          ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

          ②Please check if the device you are using is compatible with the RAKUTEN line.

          For details on compatible models, please check the RAKUTEN Mobile official website.

          ○3GB/7GB could not be used

          ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

          1) When using tethering (a device other than the one with the SIM card inserted is using data)

          2) Communication between background apps

          I can't check the phone number on my smartphone

          If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

          There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

          〇About SIM number continuation

          You can continue to use this product by completing the procedure for your phone number before the service period expires.

          Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

          The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

          You can extend your subscription by completing the renewal procedure for the following year.

          詳細を見る
          [Amazon various WIFI] Apply for additional charge
          製品価格(税込)
          from 2,480円〜

          [About this product]
          This product is an application for additional charge exclusively for customers who are using the following products sold on Amazon.
          When purchasing this product, please be sure to enter the IMEI (a 15-digit number beginning with 8) printed on the back of the device in the "Notes" field on the cart screen.
          If we are unable to confirm your IMEI number or if there is an error in your application, we may contact you, so please make sure that the email address you register when placing your order is correct.

          • [variousWIFI] 100GB 365-day use mobile WIFI router with gigabit data (product model number VLW-MC4-100G-365, ASIN )

          • [variousWIFI] 10GB 365-day use mobile WIFI router (product model number VLW-MC4-10G-365, ASIN )

          [how to apply]

          1. Please select the desired gigabyte capacity. All periods are 365 days.
          2. Please enter the IMEI number (a 15-digit number beginning with 8) printed on the back of the device below.
          3. Click "Add to Cart" and proceed to the checkout screen.

          Additional Charges

          • You can add as much gigabyte as you need depending on your usage.
          • The additional gigabytes will be valid for 365 days from the time you start using the service.

          Steps to use

          • After purchasing a product on this site, the additional gigabytes will be automatically added by noon (12:00 a.m.) on the next business day.
            (Please refer to the business day calendar on the website for business days of this site.)
          • The additional gigabytes you charge will automatically be available for use once you have used up the gigabytes you are currently using.

          Important information regarding application

          1. When applying, you will need to enter the IMEI number assigned to your device.
          2. The validity period is 365 days from activation. If you do not confirm your use for 180 days after activation, your communication will be automatically disabled.

          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          from 2,480円〜

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card for RAKUTEN mobile line

          This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

          You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

          For more information, please check the RAKUTEN Mobile official website.

          Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

          SMS authentication available

          -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          The line speed that only RAKUTEN direct lines can provide

          * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

          Available devices

          *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
          For details on compatible models, please check the AKUTEN Mobile official website.

          For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

          - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

          Steps to use

          After you receive the product, you can use it by following the steps below (for physical SIM cards)

          ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

          ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

          ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

          Recommended for:

          - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




          troubleshooting

          ○ SIM is not recognized

          ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

          ②Please check if the device you are using is compatible with the RAKUTEN line.

          For details on compatible models, please check the RAKUTEN Mobile official website.

          ○3GB/7GB could not be used

          ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

          1) When using tethering (a device other than the one with the SIM card inserted is using data)

          2) Communication between background apps

          I can't check the phone number on my smartphone

          If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

          There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

          〇About SIM number continuation

          You can continue to use this product by completing the procedure for your phone number before the service period expires.

          Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

          The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

          You can extend your subscription by completing the renewal procedure for the following year.

          詳細を見る
          J-FITSIM Prepaid SIM 30GB/month Available for up to 13 months
          製品価格(税込)
          from 5,280円〜

          [About this product]
          This is a prepaid SIM card exclusively for high-speed data communication on the Rakuten network that can be used for up to 13 months, with one year of use plus the first month free.
          In Rakuten network areas, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, your communication speed will slow down to 200kbps, but will return to normal on the 1st of each month.
          This SIM card does not support voice calls.

          Prepaid SIM card for RAKUTEN mobile line

          This product is a prepaid high-speed data SIM card for the RAKUTEN line that can be used for up to 13 months. In the RAKUTEN line area, you can use up to 30GB/month of 5G/4G high-speed data communication. After using 30GB/month, the communication speed will slow down to 200kbps, but will return to normal on the 1st of each month. Voice calls cannot be made with this SIM card.

          *For partner lines, you can use up to 3GB of 4G high-speed data communication in partner line areas, but the maximum amount of high-speed data in Japan is 30GB combined for RAKUTEN lines and partner lines. For example, if you use 28GB in a RAKUTEN line area, you can use 2GB in a partner line area. Also, partner lines may become unavailable due to the termination of the roaming agreement between RAKUTEN and partners.

          You can use up to 2GB overseas in areas where RAKUTEN lines are available. As of March 2023, it is available in the following 69 countries and regions. In addition, the total data volume overseas is up to 30GB when using RAKUTEN lines, partner lines, and overseas.

          For more information, please check the RAKUTEN Mobile official website.

          Iceland, Ireland, USA (Hawaii), Mainland USA, United Arab Emirates, Andorra, UK, Italy, India, Indonesia, Estonia, Australia, Austria, Netherlands, Qatar, Canada, Cambodia, South Korea, Cyprus, Greece, Guadeloupe, Guam, Kuwait, Croatia, Saipan, Gibraltar, Singapore, Switzerland, Sweden, Spain, Slovakia, Slovenia, Thailand, Taiwan, Czech Republic, China, Denmark, Germany, Turkey, New Zealand, Norway, Hungary, Philippines, Finland, Brazil, France, French Guiana, Bulgaria, Vietnam, Peru, Belgium, Poland, Portugal, Hong Kong, Macau, Malta, Martinique, Malaysia, South Africa, Myanmar, Mexico, Morocco, Latvia, Lithuania, Liechtenstein, Romania, Luxembourg, Reunion, Russia

          SMS authentication available

          -It has an SMS receiving function, so you can easily register apps that require SMS authentication, such as LINE, Instagram, and Uber Eats.



          The line speed that only RAKUTEN direct lines can provide

          * Stable communication is possible with the line speed that only RAKUTEN direct lines can provide. (Line speeds vary depending on location, time, and device, so please consider this as a reference value only.)

          Available devices

          *This service can be used on devices that are compatible with the RAKUTEN mobile line. Before purchasing, please check whether your device is compatible.
          For details on compatible models, please check the AKUTEN Mobile official website.

          For iOS, iOS version 14.5 or later is required, and it is compatible with iPhone 6S to 15ProMax. For Android, a compatible device with Android version 10 or later is required.

          - Products purchased overseas or parallel imported products from overseas may be compatible but may not be usable due to differences in frequency and other specifications.

          Steps to use

          After you receive the product, you can use it by following the steps below (for physical SIM cards)

          ① Insert the SIM card into the device you are using. It is a multi-cut SIM, so it can accommodate any SIM size. Cut the SIM into the appropriate size and insert it into the SIM card slot of the device.

          ②The APN will be automatically set for devices that are compatible with the RAKUTEN mobile line. You can use it by rebooting the device with the SIM inserted.

          ③ APN settings may be required depending on the device. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website. (The SIM card may have small scratches due to the activation procedure in advance, but this will not affect use.)

          Recommended for:

          - Recommended for children, the elderly, foreigners in Japan, those returning to Japan temporarily, and those using it as a secondary line.




          troubleshooting

          ○ SIM is not recognized

          ① If the information (APN/profile) of the SIM used previously remains, the new SIM will not be recognized, so please delete the information (APN/profile) of the old SIM. (For iOS, you can delete the old profile from the settings screen by going to Settings > General > Delete Profile (May vary depending on the model) (For Android, you can delete the old profile from the settings screen by going to Settings > Network & Internet > Mobile Network > More Info > Access Point Name > Select the access point name > Select ... in the upper right > Select Discard or Delete (May vary depending on the model) After deleting the information (APN/profile) of the old SIM, you can turn off the device, reinsert the SIM, and restart the device to be able to use it. Depending on the device, you may need to set the APN. In that case, please set the APN manually. Please check the APN information on the RAKUTEN Mobile official website.

          ②Please check if the device you are using is compatible with the RAKUTEN line.

          For details on compatible models, please check the RAKUTEN Mobile official website.

          ○3GB/7GB could not be used

          ①This SIM is provided by RAKUTEN Mobile, so you will generally not be unable to use the indicated capacity. Please note that in the following cases, the capacity may not be displayed when checking the data capacity of the device.

          1) When using tethering (a device other than the one with the SIM card inserted is using data)

          2) Communication between background apps

          I can't check the phone number on my smartphone

          If you are using a model other than that compatible with RAKUTEN Mobile, the phone number may be displayed as "unknown" and you may not be able to check the phone number on your smartphone.

          There are three lines of numbers on the back of the SIM card, and the 11 digits in the middle are the phone number, so please check them here. For details on RAKUTEN Mobile compatible models, please check the RAKUTEN Mobile official website.

          〇About SIM number continuation

          You can continue to use this product by completing the procedure for your phone number before the service period expires.

          Approximately one month before the expiration date, you will receive an SMS to inform you of the extension, and you will be able to continue using the service by completing the necessary procedure.

          The subscription period is one year. For details, please check the SMS notification. Payment methods accepted are credit card, convenience store, Pay-easy, and PayPay.

          You can extend your subscription by completing the renewal procedure for the following year.

          詳細を見る
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          2025.03.11
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