If you see any of the following messages, access from your account and device has been restricted:
- Your device's access to the group has been suspended.
- Service usage with this account has been suspended.
Please ask your company's group administrator or sub-administrator to reactivate your access.
Information to provide to the administrator
- Your account name or email address
- The type of device and application you are using
Example: Using Google Chrome on Windows PC, using the mobile app on an Android smartphone
Information for administrators
Temporarily Suspending or Deleting Access from Any Device (Web Browser)
https://teachme.jp/8/manuals/41165858
What information is shown as "Device used"?
https://help.teachme.jp/hc/en-us/articles/4402392365337