GACoS  Gateway to Academic Contents SystemUTokyo logo

GACoS is a gateway to search for documents and other academic information over the internet. It can be used to support your research activity. Japanese

For the most recent news, please refer to the Japanese page.
9/24 Temporary Suspension of Access from Off-campus (2017.9.7)NEW
Launch of new website of University of Tokyo Library System (2017.9.7)NEW
9/30 Temporary suspension of Web OYA-bunko (2017.9.5)NEW
9/24 Temporary Suspension of Library's Online Services (2017.9.5)NEW
"Sinica Sinoweb" is now available. (2017.8.28)
"Bibliography of Asian Studies" is now available online. (2017.8.21)
Do not download excessive amount of articles from e-journals at once. (2016.12.16)
Previous informations

Twitter @gacos_utokyo
Find Database
This portal site features links to the databases available at the University of Tokyo, and to internet sites providing valuable scientific information.
Source Type Subject
Source Language
Access to full text
Linked full text
Campus Only / Free Access

Browse by Database Name

Quick Link to Database
*means "Campus Only"
TREE (UTokyo REsource Explorer)*
E-journal & E-book Portal*
Webcat Plus
CiNii Articles
CiNii Books
Web of Science Core Collection*
JapanKnowledge Lib*
Access from off-campus
About "SSL-VPN Gateway Service" or "Authentication Gateway Service"
SSL-VPN Gateway sign-in page
Authentication Gateway Service
Available online services from off-campus (campus only site)

Online services available from outside the campus
Using computers at the University of Tokyo
Connecting your own PC to the network
How to use RefWorks
How to use Mendeley
How to use EndNote Web
The University of Tokyo
Information Technology Center
Educational Campuswide Computing System (ECCS)
UTokyo Library System

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