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Keio Single Sign-On System(keio.jp) authenticates you to use online services operated by Keio University safely and conveniently. keio.jp is the general name for Keio Single Sign-On System.

Terms of Use

keio.jp Terms of Use.

User's Manual

User's Manual of keio.jp.

Keio Mail

Keio University Mail & Web Service (Keio Mail) is an email and Web application available through a Web browser.

Class Support

A system used for study materials distribution to students, classroom message boards, and submitting/acceptance of reports, etc.


Online storage service.

Academic Access Management Federation in Japan (GakuNin)

An authentication system of Japanese universities, also available for keio ID.

Last-Modified: March 6, 2017

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