A homeless man meets a medical school student who pays him to volunteer for a surgical procedure known as trepanation, drilling a hole in his skull, which ends up giving him the ability to communicate with the dark side of people’s subconscious minds.
Unfortunately the movie Homunculus is not yet available on HBO Max.
| Sound | Daiki Tsuneta | Theme Song Performance |
| Sound | ermhoi | Original Music Composer |
| Sound | Ayatake Ezaki | Original Music Composer |
| Writing | Eisuke Naito | Screenplay |
| Camera | Jun Fukumoto | Director of Photography |
| Costume & Make-Up | Ayumi Tanaka | Costume Designer |
| Editing | Osamu Suzuki | Editor |
| Directing | Takashi Shimizu | Director |
| Writing | Hideo Yamamoto | Comic Book |
