An old woman has died and her widower with dementia confesses to killing her. After this, the story goes back in time to show the events leading up to her death.
Unfortunately the movie A Human Promise is not yet available on HBO Max.
| Directing | Yoshishige Yoshida | Director |
| Writing | Fukiko Miyauchi | Screenplay |
| Writing | Yoshishige Yoshida | Screenplay |
| Writing | Shuichi Sae | Novel |
| Production | Shigeyuki Tanishima | Producer |
| Production | Kazunobu Yamaguchi | Executive Producer |
| Production | Matsuo Takahashi | Executive Producer |
| Production | Yasuyo Saitô | Producer |
| Production | Chôkichi Nakamichi | Executive Producer |
| Production | Kiyoshi Fujimoto | Producer |
| Sound | Haruomi Hosono | Original Music Composer |
| Camera | Yoshihiro Yamazaki | Director of Photography |
| Editing | Akira Suzuki | Editor |
| Art | Matsuo Takahashi | Production Design |
| Art | Yoshie Kikukawa | Art Designer |
| Costume & Make-Up | Riyoshi Kubo | Costume Design |
| Costume & Make-Up | Hajime Totsuka | Costume Design |
| Art | Yoshiyasu Keo | Set Decoration |
| Art | Kiyotomo Suzuki | Set Decoration |
| Art | Kiyoshi Takahashi | Set Decoration |
| Sound | Hideo Takeichi | Sound Recordist |
| Sound | Hidetoshi Nonaka | Sound Recordist |
| Sound | Toshio Nakano | Sound |
