As of 15:00 on May 15, 2024, the following problems have been resolved.
We apologize for the inconvenience caused during the outage.
Thank you for your continued use of the Tsukuba Repository.

As of May 14, 2024, the following failure has occurred:

• Item search is not available.
• Index tree is not available.

(Status) Around 6:00 pm on May 13, 2024, we received a notification from the developer regarding a problem. The matter is currently under investigation. We apologize for the inconvenience and appreciate your patience until the service is restored.

(Countermeasure) Please enter the URL, HDL handle, or DOI of the individual item, or search using Tulips Search or an external database such as CiNii Research or IRDB.

*Items that have been registered before May 9th can be searched from external databases. When searching from IRDB, please enter "University of Tsukuba" as the institution name in the advanced search.

We apologize for any inconvenience this may cause to our users, but please wait for a while until we reopen.