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Start using immediately after purchase

No contract or sign-up required! APN setup is all it takes

Coverage throughout Japan

Suitable for securing data transfer for a short period only

Data volume options

Unlimited/7 days 3,000 yen (tax not included)
3 GB/30 days 3,000 yen (tax not included)

Credits can be topped up by payment

Add to continue using when data credit balance becomes low

Outline of Services

Data Credits
Price 7 days 3,000 yen (tax not included) 30 days 3,000 yen (tax not included)
Effective period*2 For a duration of 7 days from the day on which the first communication was made For a duration of 30 days from the day on which the first communication was made
Credit topup
500MB :
7 days/30 days *2
1,500 yen (tax not included)
1GB :
7 days/30 days *2
2,000 yen (tax not included)
2GB :
7 days/30 days *2
3,000 yen (tax not included)
SIM type Data SIM * Data communication only (no phone calls), no SMS available
* 3G communication terminal cannot be used for this data communication service.
SIM size Multi SIM (Standard / Micro / Nano) * Cut the “Multi-SIM” to fit the size of SIM required for the customer’s terminal device, such as Standard, Micro and nano.
Service Area The service is available throughout Japan
(conforms with the LTE service area of NTT DoCoMo *3
Bundled Items User guide * SIM pin is not included.
  • *1Unlimited data credits. However: Once the daily use of the 4G-LTE reaches 500 MB the maximum communication speed drops to 200 kbps. This speed restriction is released at 0 hours Japan Standard Time the next day.
  • *2"The effective periods for using the J-TripGateway Prepaid SIMs are as described below:
    • Expiration for the first use of the SIM: Please refer to the date label that is attached to the purchased SIM.
    • Effective period for data credits assigned to the SIM at the time it is purchased: Starts from the day the J-TripGateway Prepaid SIM is inserted in the terminal device and communicating starts for the first time: 7 days (unlimited) and 30 days (3 GB).
    • Effective period after a paid credit topup: 14 days (unlimited/7 Day Plan), 60 days (3 GB/30 Day Plan).
  • *3J-TripGateway Prepaid SIM can be used in the NTT DoCoMo XiR (LTE) Service Area. Verify the NTT DoCoMo Service Area for details on service areas nationwide in Japan.
  • The communication speed represents the best effort (maximum speed for the specification) and does not represent a guaranteed actual speed. The communication speed may vary, depending on the communication environment or traffic conditions.