Science Tokyo Portal

Topic

Please refer to Science Tokyo ID Issuance Status for the status of Science Tokyo ID Issuance and other announcements.
Please refer to Notice Regarding the Deactivation and Changes of Science Tokyo IDs and Their Effects.

Notices

2026.05.21

Temporary Suspension of Password Reset Email Address Setup

For a limited time, the IT Support Desk will be unable to assist with setting up or changing email addresses for password resets.

2026.04.07

Authentication System(Extic) Outage (Resolved)

Between approximately 11:00 a.m. and 11:30 a.m. on April 7, 2026, an outage occurred in the authentication system (Extic), making it impossible to log in.

2025.09.30

Information on the Authentication Systems at Science Tokyo for New Students and Employees

We have published new guidance on the authentication systems at Science Tokyo for new students and employees. Those who are newly enrolled or hired at Science Tokyo, please make sure to read the guidance carefully.

New students New employees

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Science Tokyo
Information Infrastructure Usage Guidelines

The use of the information infrastructure and services of National University Corporation Institute of Science Tokyo must not include any acts that violate applicable laws or regulations, or that are contrary to public order and morals. Furthermore, the following actions are prohibited unless approved according to the relevant regulations:

Using the Institute’s information infrastructure and services for commercial or religious activities
Sharing login or authentication information (login ID, password, matrix, etc.) with third parties
Connecting devices with security issues (such as unsupported operating systems, lack of virus protection, or outdated software) to the Institute’s information infrastructure
Any actions that impede the efficient operation of information systems within or outside the Institute, such as those that impose an excessive load
Any actions that infringe on the confidentiality of communications, including potential acts
Using peer-to-peer (P2P) software or other equivalent communication software
Infringing copyrights, including the unauthorized use of software
Acts that constitute discrimination, defamation, insult, or harassment (including potential acts)

Science Tokyo Dealing with Communication Records

Keep the following communication records to maintain the security and also to cope with the possible troubles caused in and outside of campus.

Access dates
Connection user name (computer log-in ID)
IP address or MAC address
Web access records (URL)
Information required in our security facilities

Agreements on Information and Communication Infrastructure

On the use of Tokyo Tech Information infrastrucrure, I will obey "the Tokyo Tech Information Ethics Policy & the Tokyo Tech Security Policy" given in Guidelines for Information Ethics and Security, the Guideline for the Tokyo Tech Information Infrastructure Use and Dealing with Communication Records.

Agree

I agree and login to Science Tokyo Authentication System

If you are a first-time user, please check the “User Guide” and be sure to perform the initial setup.

Science Tokyo ID Issuance Status