About the system problem on Aug. 26, 2020

The system was unavailable for about 24 hours on August 25, 2020, but now it is working fine. We are very sorry for any inconvenience caused by the problem.

Planned system maintenance on 13th March (Friday). past

There will be a planned system maintenance on 13th March (JST). It may take a day, during which, access to PubAnnotation will be restricted. We are very sorry for inconvenience. Please understand that it is for provision of a better service.

About the system problem on Feb 25, 2020 past

The system was unavailable for about 3 hours on Feb 25, 2020. We are very sorry for any inconvenience caused by the problem. We are analyzing the reason not to repeat the same problem.