We provide mail account to all students and staffs google mail service (GMail). After you graduated, students keep using GU Gmail account (@gunma-u.ac.jp).
Gmail for Gunma University (GU Gmail)
When departments or laboratories operate their own mailing server, you may apply for
their email address. Please contact the administrators of your laboratory or department
If you wish to create a mailing list (@ml.gunma-u.ac.jp), please take a look at here.
GU has been implementing OP25B to keep spam mails being sent to you from GU.