One day, Masaya harasses a high school girl on a crowded train. Surprisingly, the high school girl accepts Masaya positively, but he is surprised when he sees her face. She looks just like his girlfriend Maki from his school days. From that day on, Maki begins to appear in Masaya's dreams...
Is Groper Train: I Can't Wait Until I Get Wet on Netflix? Unfortunately the movie Groper Train: I Can't Wait Until I Get Wet is not yet available on Netflix.
| Directing | Mototsugu Watanabe | Director |
| Writing | Haruka Namiji | Screenplay |
| Camera | Satoshi Shimomoto | Director of Photography |
| Lighting | Ken Iwate | Gaffer |
| Editing | Shōji Sakai | Editor |
| Directing | Takanashi Takada | Assistant Director |
| Directing | Keita Katayama | Assistant Director |
| Camera | Katsuji Oyamada | Assistant Camera |
| Lighting | Motomu Oda | Assistant Gaffer |
| Camera | Hatsutarô Satô | Still Photographer |
