An older yakuza man falls in love with Hitomi, a high school girl. When he is put in prison, Hitomi begins working as a prostitute to earn money for the gangster's parole. During her yakuza lover's incarceration, Hitomi gains a new, young boyfriend. The yakuza discovers the new boyfriend after he is released from prison. Realizing that she will have a better life with her new boyfriend who is not associated with the yakuza, he sacrifices his love for Hitomi and gives her up.
Is Girl Mistress on Netflix? Unfortunately the movie Girl Mistress is not yet available on Netflix.
| Directing | Banmei Takahashi | Director |
| Writing | Kei Ōnuki | Screenplay |
| Camera | Yuichi Nagata | Director of Photography |
| Production | Teruhiko Yada | Producer |
| Production | Keiko Satô | Development Producer |
| Lighting | Hajime Isogai | Lighting Director |
| Sound | Roman Kikaku | Music |
| Editing | Teruo Nakajima | Editor |
| Directing | Kenji Kato | First Assistant Director |
| Directing | Ryūan Yoshimoto | Assistant Director |
| Directing | Shoichi Suo | Assistant Director |
| Camera | Kōichi Saitō | Assistant Camera |
| Lighting | Akira Nishiike | Lighting Technician |
| Sound | Minoru Akiyama | Sound |