Inspired by a street interview about married sex life a TV food show host accidentally finds a way to help his little problem in bed.
Unfortunately the movie Competition: Married Couples Secret Technique is not yet available on HBO Max.
| Directing | Kazunari Takeda | Director |
| Writing | Toshio Ashizawa | Screenplay |
| Sound | Kan Mikami | Original Music Composer |
| Camera | Shōhei Andō | Director of Photography |
| Art | Yoshie Kikukawa | Art Direction |
| Directing | Yasuaki Uegaki | First Assistant Director |
