eSIM for Japan
Roamless3.6 out of 5 from customers,(537 reviews)

Roamless 4 GB, No expiry

Speed and data rules

Full speed

4 GB

For as long as you keep it

After that

Not stated

Roamless: “3GB of full-speed data every day.” Source

Roamless coverage

Runs onKDDI (au) and SoftBankThe map shows the best of them at each spot.

Roamless 4G coverage

au and SoftBank combined, from their own maps. Blank: not covered.

Covered at 129 of 129 placesacross Japanvia au

Places covered on the network's own coverage map, out of the places we check in each area
AreaPlaces covered, best network
All over Japan129 of 129 placesvia au
Tokyo14 of 14 places
Osaka and Kyoto12 of 12 places
Mt Fuji and Hakone10 of 10 places
Compare these networks on the coverage map

Coverage areas from the service area maps published by NTT docomo, KDDI au, SoftBank and Rakuten Mobile. Changes: maps and cell positions converted to hexagons by network.

Source: NTT docomo service area map; KDDI au service area map; Rakuten Mobile service area map; SoftBank service area map; nPerf coverage map; OpenCelliD via Source Cooperative, CC BY-SA 4.0.

What you get

Data
4 GB
Valid for
No expiry
Network
au and SoftBank
Fastest signal
5G
Hotspot
Allowed
Japanese number
No, data only
Texts (SMS)
No
Top-up
Yes

How it works

Starts
Activates instantly and connects automatically when you arrive in Japan; Balance and Data Plans are billed only once the eSIM connects to a Japanese carrier.
Install
App
App
Yes
ID needed
No
Refunds
All sales are final: plans and credit are non-refundable and cannot be cancelled, except where the law requires.
Support
Help center

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Price checked on esimdb.com.

$9.80

7-day trip, $1.40 a day, $2.45/GB

Go to Roamless