Gan-chan no keisatsu nikki
- Genre: Comedy, Drama
- Country: Japan
- Director: Kinya Sakai
- Cast: Gannosuke Ashiya, Noriko Maki, Hiromi Sakaki, Ganpei Ashiya, Kogan Ashiya, Yoshito Yamaji, Masaomi Kondo, Jo Azumi, Shichisaburo Amatsu, Tsuneo Ikeda, Kenzō Tanaka, Satoshi Nishida