By default, 2026 courses are "NOT VISIBLE", so they are NOT displayed to students as it is. When you are ready to display the course to students, you need to change the "Visible" setting to "Show" on the Edit course settings page. For the details, refer to the link.
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".