Ryoko is a high school girl who attends a prestigious private high school in Tokyo. However, her grades are steadily declining. Her day begins with an encounter on the train to school. It is not just the man that keeps Ryoko from studying. Ryoko's sister and her husband, Shunichi, are impotent, which makes her sister Misako sexually frustrated, and the consequences of this fall on Ryoko. The only thing that helps her relieve such stress is the man's fingers on the train to school.
Is Groper Train: Finger Bullying on Netflix? Unfortunately the movie Groper Train: Finger Bullying is not yet available on Netflix.
| Production | Shunsuke Godai | Producer |
| Directing | Satoshi Sakamoto | Director |
| Writing | Nobuyoshi Sasaki | Screenplay |
| Camera | Fumio Sato | Director of Photography |
| Lighting | Hisaaki Saito | Gaffer |
| Editing | Naoki Kaneko | Editor |
| Directing | Tomoyuki Sakamoto | First Assistant Director |
| Production | Mayumi Manabu | Production Manager |
| Costume & Make-Up | Otsuka Harue | Makeup & Hair |
| Camera | Akira Honda | Still Photographer |
| Directing | Yoshikazu Katō | Second Assistant Director |
| Directing | Keita Katayama | Second Assistant Director |
| Camera | Satoshi Kagamihaya | Assistant Camera |
| Lighting | Mitsuru Yamazaki | Assistant Gaffer |
| Crew | Akira Michikawa | Title Graphics |
| Sound | Kyoritsu Onkyo | Sound Effects |