Yoko, Shoko, and Kyoko are three female college students. Yoko has a boyfriend named Hiroshi, but when she hears that Shoko is having an affair, she becomes anxious. She also dreams of having an affair. Yoko approaches her professor Maehara to have an affair. Kyoko ends up sleeping with Yoko's boyfriend Hiroshi by chance. And then the three of them.
Unfortunately the movie Koisuru Onna-tachi: Triple Ecstasy: Keiren is not yet available on HBO Max.
| Writing | Rei Futaba | Screenplay |
| Directing | Mototsugu Watanabe | Director |
| Sound | Takashi Akutagawa | Music |
| Camera | Yoshihiro Miyamoto | Director of Photography |
| Editing | Shōji Sakai | Editor |
| Production | Kan Mukai | Executive Producer |
| Production | Shun Shiraishi | Producer |
| Lighting | Hajime Tabata | Gaffer |
| Directing | Masahiro Kasai | First Assistant Director |
| Directing | Tadami Ohara | Second Assistant Director |
| Editing | Nakamatsu Toshihiro | Color Timer |
| Camera | Takeshi Watanabe | Assistant Camera |
| Lighting | Takashi Kaneko | Assistant Gaffer |
| Camera | Ichiro Tsuda | Still Photographer |
