Ryoichi Kimizuka
Ryoichi Kimizuka (君塚良一) is a Japanese screenwriter and film director born on April 21, 1958, in Tokyo, Japan. He is recognized for his extensive contributions to Japanese television dramas and feature films, particularly through major franchises such as Bayside Shakedown and the Kyojo series.

Career
Kimizuka has worked extensively across film, television dramas, and TV movies as both a writer and a director. His filmography spans multiple decades, encompassing procedural dramas, thrillers, and comedies.
Selected Filmography as Director
- Good Morning Show (2016)
- Reunion (2013)
- That's The Way!! (2011)
- Nobody to Watch Over Me (2009)
- The Suspect: Muroi Shinji (2005)
- Makoto (2005)
Selected Filmography as Screenwriter
- Bayside Shakedown series (starting from 1998)
- Parasite Eve (1997)
- Nobody to Watch Over Me (2009)
- Kyojo franchise (2020–2026)