Characters in the "other" category are individuals who can not be classified as heroes, villains, Mysterious Beings, or members of the Hero Association. Often, civilians, media representatives, or martial artists fall into this category.
Martial Artists
Swordmasters
Narinki's Private Squad
Citizens
Citizens
Animals
Animals
Non-Canon
Non-Canon
| Other Characters | |
|---|---|
| Narinki's Private Squad | Asami • Chinpi • Gomago • Noria • Sanshon • Sosshi • Tongara † |
| Hero Costume Contest | Cleyopatra • Hero Costume Contest's Hostess • Natalie Ver. 9 • Torajirou |
| Police and Security Authorities | Chief Warden • Chief Kuma • Chief Kuma's Subordinate † |
| Citizens | Ball-Chinned Kid • Draper • Dr. Kuseno • Erika • Frank • Kiiro • Landlady • Mr. Dunno • Mr. DunnoJack • Mr. Kafetch • Mr. Majikami • Mr. LetsJustPray • NEET evacuee • Oogetsusa • Sabuchin * • Saeki • Saitama's teacher * • Shibabawa † • Suicidal Man • Super Fight Announcer • Tacchan * • Tareo • Torako's Owner • Torao • Waganma • Yocchan * • Zeniru • Zenko |
| Animals | Torako • Tama • The King of the Lake † • Mosquito † • Ino |
| Appears only in the Webcomic | Fatton * • Warn † |