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.

Planned system maintenance 14th-16th February, 2020 past

There will be a system maintenance from 14th through 16th February, 2020 (JST). During it, access to PubAnnotation will be restricted. We are very sorry for any inconvenience caused by it. Please understand that it is to provide you with a better service.

Planned system maintenance on 19th January, 2020. past

There will be a system maintenance on 19th January (JST). During the maintenance, access to PubAnnotation will be restricted. We are very sorry for any inconvenience caused by it. Please understand that it is to provide you with a better service.

Planned system maintenance on 28th July (Sunday). past

There will be a planned system maintenance on 28th July (JST). During the maintenance, access to PubAnnotation will be restricted. We are very sorry for any inconvenience caused by it. Please understand that it is to provide you with a better service.

Planned system maintenance on 7th July (Sunday). past

There will be a planned system maintenance on 7th July (JST). During the maintenance, access to PubAnnotation will be restricted. We are very sorry for any inconvenience caused by it. Please understand that it is to provide a better service.

Planned system maintenance on 30th June (Sunday). past

There will be a planned system maintenance on 30th June (JST). During the maintenance, access to PubAnnotation will be restricted. We are very sorry for any inconvenience caused by it. Please understand that it is to provide a better service.

Planned system maintenance, 23rd - 24th Feb. past

There will be a planned system maintenance from 23rd through 24th February (JST). During the period, access to PubAnnotation will be restricted. We are very sorry for inconvenience.

Planned system maintenance, 9th - 11th March past

There will be a planned system maintenance from 9th through 11th March (JST). During the maintenance, access to PubAnnotation will be restricted. We are very sorry for inconvenience.

Planned system maintenance on 13th August past

There will be a planned system maintenance from 03:30 through 04:30 on 13th August (JST). During the maintenance, access to PubAnnotation will be restricted. We are sorry for inconvenience.

System access problem on 18th July past

Due to an accidental problem in the network facility, the service was unavailable for about 30 hours. The problem is now fixed. We are very sorry for the trouble you may have experienced due to the problem.