When opening Teachme Process, "Service unavailable" or "This service is disabled for your group. Please contact your administrator." may be displayed.
Cause
Teachme Process is not enabled for your Group.
Resolution
Please contact your Group administrator. You will need to have them verify the contract and activation status of Teachme Process.
Related
About Sign In and Log Out
https://help.process.teachme.jp/hc/en-us/articles/61437460771225