As of 11:20 on April 21, 2025, 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 9:30 on Monday 21 April 2025, the Tsukuba repository system is down.
The Tsukuba repository is displaying a "502 Bad Gateway" error, and all functions including search and browse are unavailable.
The system developer is working on this problem as soon as possible. Please wait a while for the system to be restored.
We will post an announcement on this page when the system is restored.

We apologise for any inconvenience this may cause.