WILLER eSIM | WILLER TRAVEL

Nationwide Coverage

Stable connection everywhere in Japan - from Mt. Fuji to the city subways.

Premium Quality

Our premium infrastructure ensures a stress-free connection.

Ultra-Fast 5G

Seamless streaming and instant navigation. Get the most out of Japan's latest 5G speeds.

Unlimited Data

Zero data caps. Enjoy endless social media and video calls without a second thought.

Hotspot Supported

Turn your smartphone into a Wi-Fi hotspot. Connect your laptop, tablet, or family devices all at once.

Data Plans

We offer a wide range of plans to suit your travel style. Choose from 3 to 31 days to perfectly fit your itinerary.

4 Days

1,930 yen Tethering Data 3GB

7 Days

3,250 yen Tethering Data 6GB

15 Days

6,110 yen Tethering Data 14GB

We offer more plans.
Please choose on the purchase page.

How to use

Before purchasing, make sure your device is eSIM compatible and network unlocked.
Choose the best plan for your trip based on your length of stay in Japan.
Enter your details, including your name and email address.
After purchase, scan the QR code provided in your confirmation email or your account to activate your eSIM.

Method of Payment

Supported Devices

Ensure your device is compatible with eSIM before purchasing.

FAQ

Is there a way to check if my device is compatible with WILLER eSIM?

Please check the "Supported Devices" on this page. Even if your device is not on the list, it can still be used if it complies with the network standards provided by WILLER eSIM.

How do I activate my WILLER eSIM?

Please refer to the page below for further details.
https://willer-travel.com/en/guide/esim/activate.html

When can I start using my WILLER eSIM after purchase?

After your purchase is confirmed, you will receive an activation QR code and setup details. Your service will be ready for use once you have manually completed the activation on your device.

Can I cancel if my device is not compatible with WILLER eSIM?

We do not accept refunds, exchanges, or cancellations for any customer-related reasons. Please ensure all order details are correct before completing your purchase.

Does WILLER eSIM support domestic voice calls?

WILLER eSIM provides mobile data communication only and does not support voice calls via phone number.

I haven't received the confirmation email.

Please follow these steps if you do not see the email in your inbox:

Check your email address: Ensure that the address you entered during purchase is correct.
Check your Spam/Junk folder: The email may have been filtered automatically.
Update your domain settings: Your email provider may be blocking our emails.
Please ensure you can receieve emails from the domain "@willer.co.jp".
Use an alternative email address: If the issues persists, consider using a different email address.

Note: You can also view your Activation QR Code directly on the Order Details page. To access it, please enter your Order Number and your registered email address.

What should I do if I don't receive a confirmation email after completing my purchase?