If you don't know your CHaTNet account or password, please contact us using the form.

This form is for parent accounts only. It can't be used with xxx@s.chatnet.jp addresses.
We will reply to your questions on the next business day when we receive your mail at night or on holidays.
The password reset link has a "48 hour expiration date" for the password reissue link to ensure security.

"404 Permission Error"

"Permission required" is displayed.

We will reply to your quiestions on the next business day when we receive your mail at night or on holidays.