The character limit for titles is 100 characters (50 full-width characters), and the limit for descriptions is 400 characters (200 full-width characters).
You cannot publish or submit for approval if the character limit is exceeded in any app. If an error is displayed, please adjust the character count.
In the web browser version, an error like the image below will be displayed if the character limit is exceeded.
Also, in the web browser version only, you can save a draft even if the character limit is exceeded. Please refer to the following for information on draft saving specifications.
▼Please provide the various limits for Teachme Biz
https://help.teachme.jp/hc/en-us/articles/6436034396441
▼Can I edit drafts exceeding the web browser character limit in the mobile app?
https://help.teachme.jp/hc/en-us/articles/35795088098969
Related: How do you count the number of characters?
https://help.teachme.jp/hc/en-us/articles/10268480807961