Kōshirō
Kōshirō, Koshiro or Koushirou is a masculine Japanese given name. Notable people with the name include:
- Koshiro Itohara, Japanese footballer
- Kōshirō Ishida, Japanese politician
- Matsumoto Kōshirō, various kabuki actors
- *Matsumoto Kōshirō X, Japanese actor and kabuki actor
- *Matsumoto Kōshirō VII, Japanese actor
- Kōshirō Onchi, Japanese print maker and photographer
- Koshiro Sakamoto, Japanese baseball player
- Koshiro Shimada, Japanese figure skater
- Koshiro Sugita, Japanese Paralympic swimmer
- Koshiro Sumi, Japanese footballer
- Koshiro Take, Japanese horse trainer and retired jockey
- Koshiro Ueki, Japanese politician
- Koshiro Yamamuro, Japanese baseball player
- Yuzo Koshiro, Japanese president of the company Ancient
- Koushiro Izumi, a fictional character from Digimon Adventure.
- Machine Robo Rescue, a fictional character from Machine Robo Rescue.
- Chikuma Koshirou, a fictional character from The Kouga Ninja Scrolls
- Shimotsuki Koushirou, a fictional character from One Piece
- Koshirō Oikawa, Imperial Japanese Navy admiral