Planned Maintenance is scheduled for 2 July, 2021. This will affect any CIS services including Network Connection(KITnet).
You will not be able to use the CIS services listed on the page below up to 15 minutes while the maintenance is underway. 
https://confluence.cis.kit.ac.jp/x/pOKL
(such as Moodle, WebEX, Nextcloud, FileSender, Office365, etc)
◆Maintenance Period:
- 7:40pm Friday 2 July – 9:00pm Friday 2 July
Thank you for your cooperation.
If you have any questions and concerns, please access our online form
https://helpdesk.cis.kit.ac.jp/
and make an inquiry via the link “Get assistance for general IT problems and questions”.