Temporary Unavailability of Services (Report)

July 30, 2019
We would like to inform that the service became intermittently unavailable between 10:20 and 11:28 on 27th July 2019 due to system errors.

1) KAKEN (Search Research Project)
It failed to display the top page, the list of search results and details page.

2) KAKEN (Search Researcher)
It failed to display the top page, the list of search results and details page.

The service has been recovered and it is now operating normally.
We are sorry for any inconvenience caused to the users.