|Height||187 cm (6' 2")|
|Weight||78 kg (172 lbs)|
|Birthday||June 12th, Gemini|
|Team||Josei High (former)|
Hiroshi Sakuma (佐久間 洋 Sakuma Hiroshi) is a former small forward at Josei High.
Sakuma has light brown hair and small eyes. He wears the Josei uniform with the number 5.
Winter Cup preliminaries
Sakuma appears at the Winter Cup preliminaries, at the best of four determination matches. He and his team Josei was playing against Seirin. In the match, he and Tsubuku were assigned to double-team Kagami. When Seirin was completely overwhelming them, they let their spirits down and Kagami passed both of them.
In the only seen match of Josei High, Sakuma's skills were not shown clearly. However, he and Tsubuku were able to sustain Kagami for a large part of the match, though they were rendered useless later on.
- According to KUROFES:
- His motto: "All's Well That Ends Well"
- Favorite food: Milk
- Hobby: Hot spring trips
- His specialty：Table tennis
|Former players||Yōhei Kawase • Masahiro Tsubuku • Hiroshi Sakuma • Kazuki Tōyama|