The National Institute of Informatics has informed the maintenance of SINET, which the University of Tsukuba uses for external connections and network connections to the Bunkyo campus.

Date and time： Monday, October 10, 2022, 1:00 〜 3:00 AM
Impact： There will be breakdowns in network connections of several minutes throughout the University of Tsukuba and Bunkyo campus (including the attached school)

Date and time： Sunday, October 23, 2022, 1:00 〜 4:00 AM
Impact： There will be breakdowns in network connections of several minutes at the Bunkyo campus (including the attached school)
The only communication from the Bunkyo campus to the outside is interrupted.
There is no effect except for the Bunkyo campus.