The first image is on English language setting. Binder does not have a strange area.
The second image is on Japanese language setting. Binder has a strange area.
Scrivener version: 3.1.5 (12258)
MacOS version: 10.14.6
- Create or open a Scrivener project. (On English language setting)
- Show binder only. (Do not show collections)
- Change language to Japanese. (Menu bar -> Scrivener -> Preferences -> Language)
- Restart Scrivener and reopen the project.