Japan Prepaid SIM

Japan eSIM

From ¥2,600 excl. taxes

  • Ready to use immediately
  • No need to pick up/Delivery by email
  • Excellent coverage with 4G (LTE)
  • Large data plans

Prepaid Data Plans

10GB/30Days Data SIM

HEAVY DATA USER
10GB/30Days Data SIM

¥2,600

Total Data Allowance
10GB
Maximum time period
30 Days
Network
docomo 4G(LTE) / 3G
SEE DETAILS

20GB/7Days Data SIM

HEAVY DATA USER
20GB/7Days Data SIM

¥2,800

Total Data Allowance
20GB
Maximum time period
7 Days
Network
docomo 4G(LTE) / 3G
SEE DETAILS

20GB/15Days Data SIM

HEAVY DATA USER
20GB/15Days Data SIM

¥3,300

Total Data Allowance
20GB
Maximum time period
15 Days
Network
docomo 4G(LTE) / 3G
SEE DETAILS

Data Only SIM

Our SIM is for data only and does not support local phone calls and SMS.
VoIP apps such as Skype, WhatsApp, Facebook Messenger can be used to make voice calls.

Usage Flow

Please make sure your device is unlocked (not locked to your original carrier).

1. Purchase an eSIM from the website

2. After receiving the email, access the site

3. eSIM installation

Ready to use immediately after setup

*The day you install the eSIM is the first day of use.

*The expiry date is calculated based on days, not 24 hours.

Frequently Asked Questions

Q. How good is the coverage?

The SIM card has the best coverage among all of our products, covering 99% of national population, under Docomo network. All cities, towns, villages, and some rural areas are well covered. Some remote areas are still covered.

Q. How is it delivered?

Delivery will be by email.
There will be no product delivery.

Q. I haven't received the email.

If you do not receive it by the next business day after completing your payment, please check your spam folder.

Q. Where can I check the expiration date and amount of data used?

You can check it from the URL sent by email.
* Limited to the morning of the next day of use (Japan time)

Q. How do I know if my phone is unlocked?

It is not possible for us to tell. Please ask your carrier or the seller where you bought it from.

Q. Can I make / receive phone calls?

No, our SIM is a data only SIM card and does not support voice call and SMS (same as almost all the prepaid SIM sold for visitors in Japan).
But you can make calls through VoIP apps such as Skype, WhatsApp, LINE, etc.