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 |
| Writing | Matcha Hazuki | Comic Book |
| Production | Yoshitaka Ishizuka | Producer |
| Production | Fumi Teranishi | Producer |
| Sound | Yutaka Yamada | Original Music Composer |
| Sound | Takahiro Kabeya | Sound Effects |
| Lighting | Yuji Wada | Gaffer |
| Sound | Yoshitaka Fujimura | Music Supervisor |
| Sound | Mikio Obata | Sound Engineer |
| Writing | Yoko Izumisawa | Screenplay |
| Production | Masayuki Sekiya | Producer |
| Camera | Nobushige Fujimoto | Director of Photography |
