- Speed may vary during peak congestion times.
SIM card with unlimited data and phone number
Why Choose Future Mobile?
Affordable One-Plan
Industry’s lowest monthly fee of 3,180 yen（Tax-inclusive 3,498 yen）
Unlimited High-Speed Data※1
Unlimited High-Speed Data※1Use as much as you want!
Simple Plan with No Commitment
No strings attached, so feel free to start anytime.
Free 2GB of Overseas Data Usage per Month※2,3
Free up to 2GB per month in over 70 countries and territories※2,3
※1 Speed control may be applied to provide fair service during busy periods. ※2 Please be sure to connect to the network in Japan before traveling abroad. ※3 After exceeding 2GB, you will be able to use the data at a maximum of 128Kvbps.
Industry’s lowest monthly fee！
Affordable One-Plan
Unlimited plan
(Voice-based Pay-Per-Use Plan)
＼With phone number／
¥3,180
(¥3,498 including tax)
How to use phone number
Smooth life and work in Japan!
Essential for your life in Japan, the "Japanese phone number"
For those working in Japan, data communication alone is not enough. With a Japanese phone number,
your life in Japan becomes more convenient and more secure.
Safe as a means of contact,
such as for contacting your workplace or making medical appointments
Smooth use of services like opening a bank account
or SMS authentication with phone number
Unlimited High-Speed Data
Use as much as you want!
In Japan, you can enjoy unlimited high-speed data
without any restrictions—no stress!
Enjoy unlimited data,
always and anywhere!※1
- Speed may vary during peak congestion times.
- As of May 2023. Unlimited high-speed data in all of Japan will be available from June 2023 onward. The coverage rate is calculated based on areas where more than 50% of the population live according to census blocks (approximately 500m) can use the network.
No Commitmentso feel free to start anytime.
Start easily with no minimum contract
No penalty
Your current smartphone
can be used as it is!
Overseas Data2GB free every month!
You can use the plan in over 70 countries
and regions without extra fees!
High-speed data
up to2GB is every month.
free※1
After 2GB
you can continue to use data at up to 128kbps.※2
- After exceeding the 2GB free limit, data speed in overseas roaming areas will be limited to 128kbps. Additional data cannot be purchased after exceeding this limit each month.
- Please make sure to connect to the Rakuten Mobile network in Japan before traveling abroad.
Call Plans
for Those Who Want to Talk More!
Unlimited Data + 250 Minutes
+ Basic Monthly Fee
Basic Monthly Fee
¥4,380
(¥4,818 including tax)
Unlimited Data
+ + 500 Minutes
Basic Monthly Fee
¥5,080
(¥5,588 including tax)
Unlimited Data
+ Unlimited Voice
Basic Monthly Fee
¥5,680
(¥6,248 including tax)
Other Charges & Important Notes
Payment Method | Prepayment for the next month (Convenience store, bank transfer, or credit card). Payments must be made by the 24th of each month. If payment is not confirmed by that date, service will be suspended on the 1st of the following month.
|
Initial Registration Fee | Normally 3,300 yen → Free for applications through this form!
|
Domestic Data Capacity | Unlimited
|
Overseas Data (Roaming) | 2GB free every month.
|
Domestic Call Rate | 22 yen / 30 seconds (tax-inclusive) |
International Calls via GTN DIAL | Not available |
SMS Charges | ・Domestic send: 3.3-33 yen per message ・International send: Not available ・Receive: Free |
Network | Rakuten Mobile’s 4G LTE/5G areas.
|
■■Payment Instructions
- We require prepayment for the following month.
- Payment must be made by the 24th of each month. If payment is not confirmed by that date, service will be suspended on the 1st of the following month.
■Overseas Communications (Overseas Roaming)
- Please connect to Rakuten Mobile's network in Japan before traveling overseas.
- Data used for overseas roaming will be consumed from the high-speed data capacity of the overseas roaming area.
- Overseas voice roaming is not available.
- Connection may not be possible due to circumstances of local operators.
- We will not be held responsible in any way if you are unable to use the services of any of the carriers listed due to your device model, the network of the overseas roaming destination, or the communication conditions of the network of the destination country.
- If you use up the high-speed data capacity of the overseas roaming area in the applicable overseas countries and regions, the communication speed in the overseas roaming area will be limited to a maximum of 128 kbps.
- Communication speeds are best effort, and actual speeds vary depending on the communication environment and conditions.
- Available only with Wi-Fi connection outside of the target countries and regions overseas.
- Service areas and conditions for data communication (overseas roaming) are subject to change without notice. Please check the coverage area.
■International Calls & SMS
- These services are unavailable with Future Mobile.
■Compatible Devices
- Check the list of compatible devices to ensure your phone works with this plan.
How to Apply and Use
Apply through
this form.Please enter correct information to avoid issues with your application.We will send an email
with instructions.Two-Step Verification Process
・How to verify your identity
・How to make the first paymentVerify your identity
and make the initial payment.・Upload your identity document.
・eComplete the eKYC process for identity verification.
・Make the first payment.Once we confirm steps 3
we will ship your SIM card.Insert the SIM card into your device and start using it!
SIM card with unlimited data and phone number