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

2026.09.08

Request to Change Your Science Tokyo Authentication System Login Password

If you log in to the Science Tokyo Authentication System for the first time on or after September 2 at 6:00 PM, you will be required to change your password.

2026.08.28

Emergency Maintenance Notice for the Science Tokyo ID and Initial Password Display System

Emergency Maintenance Notice: Science Tokyo ID Display System The Science Tokyo ID display systems on the former universities' authentication portals (Science and Engineering Portal / Medical and Dental Extic) are currently unavailable due to emergency maintenance. We apologize for the inconvenience and appreciate your patience until the systems are restored.

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.

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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