This work has been completed at 1:00 pm.

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SINET5 (the upstream line that our university uses for external connections), which is provided by the National Institute of Informatics, will be replaced by SINET6.
The connection will be changed on the following date and time.

Date： Wednesday, February 23, 2022, 12:00-13:00

During the connection change work, communication with off-campus and communication between Tsukuba Campus, Tokyo Campus, and related facilities will be temporarily disconnected.
Temporary disconnection may last up to 30 minutes.
We apologize for any inconvenience and thank you for your understanding and cooperation.