Otosaka (written: 乙坂) is a Japanese surname. Notable people with the surname include:
- Tomo Otosaka (乙坂 智, born 1994), Japanese baseball player
Fictional characters
edit- Yuu Otosaka (乙坂 有宇), protagonist of the anime series Charlotte
Otosaka (written: 乙坂) is a Japanese surname. Notable people with the surname include: