WILLER eSIM Explanation of Important Matters

Overview of the telecommunications service

Name: WILLER eSIM for Japan

Type: MVNO service

Service content: 3 to 31-day plan purchased from the lineup.
Expiration date: 3 to 31 days, depending on the plan purchased, starting from the date of first communication via a telecommunications line in Japan.

* If use of the service does not start by the “Scheduled date for start of use” set at the time of application, use of the service may not be possible.
* This service is a best-effort-type service and the company does not guarantee communication speed.
* This service uses mobile phone signals. Even within the service area, it may not be possible to use the service in places where there are obstacles such as buildings or indoors.
* The service does not support voice calls, including emergency calls to numbers such as 110 and 119.
* If a large amount of data is communicated within a certain period, the communication speed may be limited.

Information to identify a contract

A contract number of up to 12 digits (this may be required when you make an inquiry).

Explanation of the timing and method of the payment of fees

Fees are charged at the time of contract conclusion and are settled by the method specified on the service screen. Please refer to the accompanying table for fees.

Explanation of the scheduled time for the start of service

After the purchase process is completed, the QR code and activation code for setting up the WILLER eSIM will be sent to the registered e-mail address immediately. You will be able to use the service once you complete the activation process described on this page.

Contact details, methods and terms concerning contract cancellation and changes

The customer cannot change or cancel the contract.

Matters concerning the initial contract cancellation

WILLER eSIM is a service that is not subject to the initial contract cancellation policy.

Compatible devices

au Official Website(Japanese)
https://www.au.com/mobile/product/sim/devices/

Appendix "WILLER eSIM list"

The following plans can be used with this service.

"Date of start of use" means the day on which the first communication is made using the service through communication lines in Japan. The period of use starts from this date.

Fees

The fees for the service are as follows.

Communication restriction

WILLER MARKETING CORPORATION will restrict the speed of the service if the following conditions are exceeded.