High school student Yuki Hase wants to become close with classmate Kaori Fujimiya who is alway by herself. Kaori Fujimiya refuses to become close with Yuki Hase, because she forgets her friends every new Monday. Even though Kaori tells Yuki why she doesn't want to become friends, Yuki still wants to become close to her.
Unfortunately the movie One Week Friends is not yet available on HBO Max.
| Directing | Shosuke Murakami | Director |
| Sound | Takahiro Kabeya | Sound Effects |
| Camera | Nobushige Fujimoto | Director of Photography |
| Production | Masayuki Sekiya | Producer |
| Lighting | Yuji Wada | Gaffer |
| Production | Fumi Teranishi | Producer |
| Sound | Mikio Obata | Sound Engineer |
| Writing | Yoko Izumisawa | Screenplay |
| Writing | Matcha Hazuki | Comic Book |
| Sound | Yutaka Yamada | Original Music Composer |
| Production | Yoshitaka Ishizuka | Producer |
| Sound | Yoshitaka Fujimura | Music Supervisor |
