Kohei has suffered from hearing loss since middle school and had trouble fitting in with those around him. Now a university student, Kohei meets the outgoing Taichi in the university courtyard. Their friendship becomes one in which they can say whatever is on their minds, but Kohei, who has grown used to keeping people from getting too close, now faces escalating expectations and anxiety the stronger his bonds with Taichi becomes.
Unfortunately the movie Silhouette of Your Voice is not yet available on HBO Max.
| Directing | Daisuke Kamijô | Director |
| Writing | Natsuko Takahashi | Screenplay |
| Writing | Yuki Akaneda | Comic Book |
| Sound | Nobuhiko Morino | Original Music Composer |
| Lighting | Jun Kodama | Lighting Technician |
| Camera | Yasutaka Nagano | Director of Photography |
| Directing | Naoyoshi Kawamatsu | Assistant Director |
| Art | Yuki Watari | Art Direction |
| Editing | Naoki Watanabe | Editor |
| Costume & Make-Up | Atsuko Shiraishi | Costumer |
| Costume & Make-Up | MISA KOIDE | Makeup & Hair |
