A former murderer and genius chef along with a waitress come together with a group of fantastical assassins in a diner. A girl with a hollowness in her heart, who believes that she belongs nowhere, is thrust into a series of attacks where she must struggle to find her will to live.
Unfortunately the movie Diner is not yet available on HBO Max.
| Production | Takuya Ito | Producer |
| Production | Mitsuru Uda | Producer |
| Production | Morio Amagi | Producer |
| Writing | Yumeaki Hirayama | Novel |
| Sound | Shinichi Osawa | Original Music Composer |
| Writing | Yoshikazu Sugiyama | Screenplay |
| Writing | Hirohito Goto | Screenplay |
| Writing | Mika Ninagawa | Screenplay |
| Sound | DAOKO | Theme Song Performance |
| Directing | Naoki Kawamura | Assistant Director |
| Visual Effects | Kôji Nozaki | Visual Effects Supervisor |
| Editing | Hiroaki Morishita | Editor |
| Lighting | Kôta Satô | Lighting Director |
| Camera | Daisuke Soma | Director of Photography |
| Directing | Mika Ninagawa | Director |
| Visual Effects | Paul Zeke | Animation |
| Visual Effects | Ana Ramos Dominguez | Visual Effects Producer |
