The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Amaama to Inazuma (15 members)
- Blog posts (1 member)
- Browse (7 members)
- Candidates for deletion (0 members)
- Chapters (2 members)
- Characters (10 members)
- Disambiguations (0 members)
- Female Characters (5 members)
- Help (0 members)
- Images (2 members)
- Infobox templates (1 member)
- Male Characters (3 members)
- Minor Characters (2 members)
- Pages with broken file links (1 member)
- Recipes (10 members)
- Template documentation (26 members)
- Templates (24 members)
- Videos (2 members)