Atsushi Kosaka
- Title : Atsushi Kosaka
- Popularity : 3.245
- Known For : Acting
- Birthday : 1985-02-22
- Place of Birth : Nara Prefecture, Japan
- Homepage : https://www.air-agency.co.jp/talent/man/kosaka_atsushi
- Also Known As : Atsushi Kousaka, 高坂 篤志, Atsushi Kōsaka, 髙坂 篤志