A traditional ballad singer Hiroshi has enthusiastic middle-aged female fans. Takeru believes that by doing good things to others, he could cause a miracle to happen and cure his beloved girlfriend who is in coma. Tetsuo avenges himself on yakuza for putting him in a jail and now is chased by them. These three men's paths are somehow intertwined and drawing them toward a showdown.
Unfortunately the movie Jam is not yet available on HBO Max.
| Sound | Filip Stefanowski | Foley Mixer |
| Sound | Jacek Wiśniewski | Foley Mixer |
| Sound | Lars Ginzel | Sound Re-Recording Mixer |
| Sound | Manuel Laval | Sound Designer |
| Production | EXILE HIRO | Executive Producer |
| Camera | Hiro'o Yanagida | Director of Photography |
| Costume & Make-Up | Akiteru Nakada | Special Effects Makeup Artist |
| Art | China Hayashi | Production Design |
| Costume & Make-Up | Kazuyo Koiso | Costume Designer |
| Editing | SABU | Editor |
| Sound | Junichi Matsumoto | Original Music Composer |
| Directing | SABU | Director |
| Writing | SABU | Screenplay |
