Due to the emergency maintenance of the system, Tsukuba Repository will be unavailable during the following period.

Thursday, December 16, 2021, 10:50-17:40 (tentative)

Maintenance is also scheduled for the following date and time.

Monday, December 27, 2021, 9:00-19:00 (scheduled)

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