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docomo eSIM for Japan

Prepaid data for your Japan trip on plans that list NTT docomo as a network. Every plan below shows its total price, its days and its data before you pay, and the QR code arrives by email.

Plans on docomo: 561 day to 30 daysFrom $1.88

A clay scene of a path through vermilion torii gates in Kyoto, with a traveller taking a photo.

docomo eSIM plans

Pick your trip length. Every plan names its network before you pay.

Choose your plan

1 to 30 days · Data only
Japan eSIM plans
Any
Any≥ 50 GB
Any
1 day30 days
Any

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Instant delivery after payment, secured by Stripe

Data is the total for your trip, not a daily allowance. Network and activation shown before payment.

How much data do I need?

What every docomo plan includes

Network on the plan card

These plans list KDDI, Docomo as their network.

Data and hotspot

Data only · Hotspot included

About docomo

NTT docomo is a Japanese mobile network operator and part of the NTT group. It runs its own 4G LTE and 5G networks across Japan.

When plans on docomo fit your trip

  • You want a Japan plan that names its network before you pay, and docomo is one you know.
  • You are not tied to one network: these plans list KDDI and docomo, and your phone can join either.
  • You need mobile data for maps, messages and train times rather than a Japanese phone number.
Operator
NTT DOCOMO, INC. Source
Owned by
NTT, Inc. Source
4G LTE since
December 2010 Source
5G since
March 2020 Source
4G LTE bands
1, 3, 19, 21, 28, 42 Source
5G bands
n1, n28, n78, n79, n257 Source

Facts checked October 28, 2026

Mobile networks in Japan

The networks in Japan include NTT docomo, SoftBank, KDDI au and Rakuten Mobile. Our Japan plans run on the networks below, and every plan card names its network before you pay.

Check your phone first

Your phone needs to support eSIM and be unlocked for other networks. A phone sold for another market may not cover every band docomo uses, so check your exact model before you buy.

Check my phone before buying

A few things before you fly.

What is docomo?

NTT docomo is one of Japan’s mobile network operators, part of the NTT group. A docomo eSIM here means a prepaid travel data plan whose card lists docomo as a network it uses in Japan.

Will my phone use docomo or KDDI?

These plans list KDDI / Docomo as their network, so they can connect through either. Leave network selection on automatic and your phone joins one of the two; the plan card does not promise a particular one.

Do docomo plans include 5G?

docomo runs a 5G network in Japan, but our plan cards do not mention 5G, so we do not promise it. Plan around the data allowance and the days on the card.

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