Check Japan's Network Limitation Status

The best tool for checking the status of mobile network limitations in Japan.

Japan Carrier IMEI Check

*Fastcheck with Copied IMEI

Frequently Asked Questions
iPhone:

Go to Settings > General > About > scroll down to the bottom to get the IMEI.

Samsung:

Go to Settings > Phone Information > Get the IMEI. If the device has 2 IMEIs, choose the first IMEI

※ Search similarly for other devices
× Restricted network (Example: AU: × -> AU/UQ network cannot be used)
The device is being paid in installments
Fully paid for the device -> Normal use
(the device can still be locked to that network if it is reported lost)
No result.
※ There are cases where the warranty exchange device does not check the result.