The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Anime (2 members)
- Art Club Members (3 members)
- Art club (1 member)
- Blog posts (0 members)
- Browse (7 members)
- Candidates for deletion (0 members)
- Characters (20 members)
- Disambiguations (0 members)
- Female Characters (11 members)
- Help (0 members)
- Images (2 members)
- Kono Bijutsu ni wa Mondai ga Aru! (2 members)
- Main Characters (2 members)
- Main Page (1 member)
- Male Characters (3 members)
- Manga (1 member)
- Media (3 members)
- Music (4 members)
- Pages with broken file links (1 member)
- Romance (1 member)
- Students (3 members)
- Supporting Characters (2 members)
- Teachers (2 members)
- Template Documentation (1 member)
- Template documentation (26 members)
- Templates (25 members)
- Videos (8 members)