Osanai
Osanai is a Japanese surname. Notable people with the surname include:
- Kaoru Osanai, Japanese theatre director, playwright and actor
- Mamo Osanai, Japanese golfer
- Seiichi Osanai, Japanese sport wrestler
- Takaya Osanai, Japanese footballer
Fictional characters
- Kirihito Osanai protagonist of the manga series Ode to Kirihito
- Aoi Shiro#Characters, protagonist of the visual novel ''Aoi Shiro''