Japan eSIM

Instant data plans from $15.88 no physical SIM, activate in minutes.

1,000+ travellers800+ orders deliveredFrom $15.88Money-back guarantee

Package and price

Need a different number of days?

Tell us how long you will be there and we will work out the best way to cover it with our plans.

Date of use

Activate any time valid from the moment you connect in Japan.

Select Day

Select Package Contents

Quantity

Your plan

DataUnlimited

Validity1 day

Speed1GB

Networks2G,3G,4G

Promo code

Card (Square)

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Total

$15.88

Secured by Square · delivered by email in minutes

Plan details

Data

Unlimited

Validity

1 day

Speed

1GB

Networks

2G,3G,4G

Type

data only

Tethering

Yes

Renewable

Max speed / day

1GB

Throttled to

256kbps

Full-speed data

1GB

Plan type

country

eSim will be activated when first byte of data is consumed. Choose from Unlimited, Plus, or Premium plans with daily high-speed data (1GB, 2–3GB, or 5GB) and unlimited data at reduced speeds afterward. Data limits reset every 24 hours from first use.

1,000+happy travellers

800+orders delivered

Cheapestbeats other eSIM sites

Money-backif it doesn’t work

24/7real human support

Travelling beyond Japan?

These regional & global plans cover Japan too one eSIM for your whole trip.

Japan eSIM prices

The cheapest Japan data plans, updated daily.

Data	Validity	Network	Price
Unlimited	1 days	2G,3G,4G	$15.88
Unlimited	1 days	2G,3G,4G	$16.33

Travel eSIM for Japan

Skip expensive roaming and airport SIM queues. A WiiLine Japan eSIM gives you reliable mobile data across Japan the instant you arrive buy online, receive your QR code by email, and install it in minutes before you fly. Keep your usual number for calls and messages while your Japan plan handles the data.