eSIM Japan - Prepaid Data Plans
The Japan eSIM gives you prepaid mobile data with instant delivery, without swapping your SIM card.
Running low? Add a top-up when your plan offers one, or buy another plan
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Your Japan eSIM in 3 steps
- 1
Choose your Japan plan:
Pick the data and the days your trip needs, for example:
- 2
Get Your eSIM Instantly:
You get a QR code by email right after checkout. Scan it to install the eSIM.
- 3
Activate & Go:
Turn the eSIM on when you land and you are online in seconds. Your own SIM stays active for calls and SMS.
eSIM or SIM card for Japan? Compared with roaming
The options compared. The Bitcall column comes from the Japan eSIM plans on this page.
| Bitcall eSIM | Roaming with your carrier | Local SIM card | |
|---|---|---|---|
Calls | Data only – calling apps work | At roaming rates | At local rates |
Phone number | Keep your own number (dual SIM) | Your own number | A new local number |
Hotspot | Yes | Depends on your carrier | Depends on the plan |
5G | Where the network has it | Depends on your carrier | Depends on the plan |
Setup | Instant QR code by email – install before you travel | Nothing to install | Buy in a shop after you arrive |
Payment | Crypto (BTC, ETH, USDT, USDC, SOL), card or PayPal | On your phone bill | At the shop |
Japan eSIM: frequently asked questions
Networks, prices and activation for the Japan eSIM, taken from the plans on this page.
Yes. Every phone that takes an eSIM runs on 4G and 5G, and that is all Japan uses now: it has had no 3G network since 31 March 2026, when Docomo switched off FOMA, after au in 2022 and SoftBank in 2024. Japan’s four networks are Docomo, au (KDDI), SoftBank and Rakuten Mobile, and 5G reached 98.6% of the population by March 2026. The Bitcall eSIM works as soon as you land.
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