Unlimited Data

Travel eSIM

Stay connected in Japan with a data-only eSIM - no roaming fees, no phone number, no physical SIM. Perfect for travelers staying in Japan for up to 90 days.

from 3,000 JPY

(3,300 JPY, tax incl.)

Buy now

Price
Compatibility
Installation
FAQ

Fast 5G/4G Data

Experience Japan’s most reliable 5G with au’s top-rated network—wide coverage, fast speeds, and high-capacity data that keeps you connected anywhere in the country.

English Support

Everything is available in English, including technical support.

Instant Activation

Follow our simple instructions to install it in 5 minutes!

Fully online

Get online in just 5 minutes with our fully online eSIM. Purchase, install, and activate—all digitally and fast.

Truly Unlimited Data

Our 5G eSIM offers fast, stable data with no daily limits—perfect for those who need reliable internet throughout their trip.

Hotspot / Tethering

iOS and Android Hotspot/Tethering are fully supported.
*For 5G eSIM the amount of data that can be used for Hotspot/Tethering is set for each plan.

Travel eSIM UNLIMITED Data Plans

Select a Start and End date to view pricing options
(prices below do not include tax)

Start Date

End Date

4G Unlimited SIM card 5 days

4G High speed:2GB/day

Low speed:Unlimited

3,500 JPY

(3,850 JPY, tax incl.)

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4G Unlimited SIM card 8 days

4G High speed:2GB/day

Low speed:Unlimited

4,500 JPY

(4,950 JPY, tax incl.)

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4G Unlimited SIM card 12 days

4G High speed:2GB/day

Low speed:Unlimited

5,700 JPY

(6,270 JPY, tax incl.)

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4G Unlimited SIM card 15 days

4G High speed:2GB/day

Low speed:Unlimited

6,500 JPY

(7,150 JPY, tax incl.)

Buy SIM card

4G Unlimited SIM card 21 days

4G High speed:2GB/day

Low speed:Unlimited

7,650 JPY

(8,415 JPY, tax incl.)

Buy SIM card

4G Unlimited SIM card 30 days

4G High speed:2GB/day

Low speed:Unlimited

9,000 JPY

(9,900 JPY, tax incl.)

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4G Unlimited SIM card 45 days

4G High speed:2GB/day

Low speed:Unlimited

14,500 JPY

(15,950 JPY, tax incl.)

Buy SIM card

4G Unlimited SIM card 60 days

4G High speed:2GB/day

Low speed:Unlimited

16,000 JPY

(17,600 JPY, tax incl.)

Buy SIM card

4G Unlimited SIM card 90 days

4G High speed:2GB/day

Low speed:Unlimited

24,000 JPY

(26,400 JPY, tax incl.)

Buy SIM card

*4G Unlimited data plans come with a Fair Usage Policy (FUP) to manage network resources.
This means you won't be disconnected based on usage, however, your speed will be limited after using 3 GB of data per day.

For fixed Data Plans, please check our available Fixed Data Plans.

How it works

Ordering

Order

Start by booking your eSIM and selecting usage dates on the calendar.

Check email

You’ll receive an email after completing your order. Use the link to access your QR code.

Pick up

Use the QR code to install the eSIM and start using it immediately.

Enjoy!

The usage period begins on the day you install the eSIM.

Installation

iphone

Check our step-by-step video guide for more details

android

Check our step-by-step video guide for more details

When does my usage period start and end?

For 5G eSIM the usage period starts once you arrive to Japan. You can install eSIM in advance from your country of departure.

For 4G eSIM the day you install our Travel eSIM (add it to your device) will be counted as the 1st day of the usage period.

Comparison of Sakura Mobile's Japan eSIM 5G and 4G unlimited plans by usage duration.

Check eSIM compatibility

We realize that sometimes compatibility issues occur. If your eSIM is unexpectedly incompatible with your phone, we’ll upgrade you to a SIM card or a Pocket WiFi device immediately - no hassle.