Announcement of Tsukuba Repository Maintenance

Regarding the new system of Tsukuba Repository (WEKO3)
We have received a maintenance notice from the provider of the new system (WEKO3) on the following schedule.

Tuesday, April 13, 18:00 - 20:00 (tentative)

The Tsukuba Repository system, JAIRO Cloud (WEKO3), will be shut down for maintenance.
Please note that all functions of the Tsukuba Repository, including searching and browsing, will be unavailable due to the maintenance.
If you access the Tsukuba Repository during the maintenance, the maintenance screen will be displayed.
The maintenance screen will be displayed.

Also, due to a problem at the provider of the new system, the Tsukuba Repository is currently temporarily closed for registration and modification.

The following is a list of problems that have been confirmed due to the transition (April 13, 2021).
The following problems will be resolved at a later date.

Item details page
The number of views and downloads are not displayed correctly.
HandlenetID is not assigned to newly registered items.

PDF text
The cover page is not displayed.

Translated with (free version)

Notifications on the Tsukuba Repository top page cannot be updated.
Printing is not available.
Data linkage to IRDB (Academic Institutional Repository Database) and CiNii Articles is suspended.


We apologize for any inconvenience this may cause you, and ask for your understanding and cooperation.

If you have any questions, please contact the repository staff (

If you have any questions, please contact us at .
(We will work on this as soon as the problem is resolved.