Prepaid SIM

Reason to choose

Large data capacity
Choose from
10GB to 135GB plans
Flexible usage periods
Available for
7, 30, or 90 days
Easy application
Apply
with just a passport
Multiple pickup options
Available at GTN stores,
Home delivery and Japanese airports

Plan	Data limit	Price	Usage period
Apply this plan	10GB	3,000 Yen	30 days
Apply this plan	30GB	3,000 Yen	7 days
Apply this plan	50GB	5,000 Yen	30 days
Apply this plan	135GB	10,000 Yen	90 days

Payment	Prepaid
Initial processing fee	None
Residency expiry requirements	None
Data Options	Available for 10GB, 30GB, 50GB and 135GB
Usage Period	Available for 7 Days, 30 Days and 90 Days
Data top-up	Not available ※If the data limit is exceeded, the connection speed will be reduced to 200kbps.
SIM type	eSIM / Physical SIM (Multi-cut)
Network	4G (LTE) & 3G *NTT DOCOMO
Usage extension	Not available

■【eSIM important notes】eSIM usage guidance here

・Device must support eSIM.
・Internet connection required for initial setup.
・Activation code is issued within 15 minutes after request.
・The activation code can be used only once and cannot be reissued. ※Even if deleted, it cannot be reissued.
・Must install the activation code within 2 days of issuance.
・If not installed, usage will automatically start on the 3rd day, counting towards plan days.
・iOS devices can generally connect to the internet after installing the activation code without requiring APN configuration. However, depending on the device model and iOS version, APN configuration may be necessaryPlease follow the user guide for setup instructions.

■【Physical SIM important notes】

・The service start date is the day the SIM card is inserted into a compatible device within Japan. Additionally, APN configuration is required for internet access. Please note that simply inserting the SIM card will not enable usage.
・A shipping fee of 700 yen applies for postal delivery.

■【Common precautions】

・If users exceed their data threshold, their maximum speed will be slowed to 200kbps.
・Usable devices: SIM-unlocked devices or SIM-free devices.
・For a list of devices that have been confirmed to work, please refer to this guide (Japanese only) Please note that the tests are independently conducted, and functionality is not guaranteed.
・Activation (start of use / issuance of activation code) cannot be processed during the carrier's maintenance period (Every Tuesday 22:00 ~ Wednesday 9:00 JST). Please use it after the maintenance period ends. However, the use of SIM cards that have already been activated will not be affected.
・Depending on the device used, tethering may not be available. There are no restrictions on tethering.
・The antenna signal will display as "IIJ."

*This SIM is available for in-store purchase only.
(Please bring your passport and a valid ID when visiting the store.)

Data & Voice Package
Enjoy both mobile data and
voice calls.
Japanese Phone Number
Use it for OTP verification and
other services.
Ideal for Short to Mid-Term Stays
Plans available for 30, 60, or 90 days,
perfect for short- to mid-term stays.

Travelers or business
on mid to long-term visits.
Those who need temporary data and voice services before
getting a long-term SIM contract.
Users who require immediate
access to domestic calls
in case of emergency.

Data Limit	30 Days	60 Days	90 Days
10GB	8,250 Yen	14,850 Yen	21,450 Yen
30GB	12,100 Yen	19,800 Yen	27,500 Yen

GTN Direct Stores
Shin-Okubo Store
(Japan・Tokyo)

Google Map

GTN Direct Stores
Osaka Store
(Japan・Osaka)

Google Map

GTN Direct Stores
GTN Korea
Seoul Branch
(Republic of Korea・Seoul)

Google Map

Payment Method	Credit card only
Required Documents	① In addition to a passport, any of the following ② A document issued by a foreign government or an authorized international organization recognized by the Japanese government or similar document Only items that have your name and address listed and are valid at the time of presentation are accepted. Example: Driver's license, ID card Must be valid at the time of purchase and have your name and address listed.
Data Options	Available for 10GB and 30GB
Usage Period	Available for 30 Days, 60 Days and 90 Days
Domestic Call Charges	22 Yen per 30 seconds (tax included)
International Call Charges	Non-taxable. *Please refer to NTT DOCOMO’s website, 'International Call Voice & Data Charges' (Japanese only).
SMS Sending Charges	Domestic: 3.3~33 Yen (tax included)/ message
International SMS Sending	50~500 Yen (Non-taxable)/ message
SMS Receiving	Free
SIM type	eSIM / Physical SIM (Multi-cut) *eSIM available only at designated direct stores.
Network	NTT DOCOMO 5G/LTE(4G)
Usage Extension	Unavailable
Tethering	Available *As no restrictions have been set, the service is generally available once the network settings have been configured. Please be advised that tethering functionality may not be supported on certain devices.
International Roaming	Unavailable

【Important notes regarding use of the service】

・Data Usage: When the data limit is exceeded, the maximum speed will be restricted to 200 kbps.
・Coverage Area: Available throughout Japan, but some areas do not support 5G.
・Network: Internet connection is available via 5G or LTE networks. Service quality may vary depending on location and time of use.
・Domestic Call Charges: 22 Yen (tax included) per 30 seconds.
・International Call Rates: Rates vary depending on the destination.
・Device Compatibility: Compatible with unlocked devices or SIM-free devices.
・Tested Devices: For a list of tested devices, please check here (Japanese only). However, this information is based on independent testing and does not guarantee compatibility.
・Returns & Exchanges: Returns and exchanges are not accepted after purchase.
・SIM Card Reissue: Reissuing is not available in case of loss, theft, or damage.
・Conversion to Long-Term Plan: By submitting the additional required documents, you may convert only to the “GTN Mobile Eazy” plan.
In that case, the important terms and conditions will also be migrated to those of “GTN Mobile Eazy” plan.
・Inquiries & Applications: TEL: 03-5155-4673 Business Hours: 10:00 AM – 6:30 PM Closed: Open year-round (except New Year's holidays).