Collaborations between Kôichi Yamadera and Keisuke Hirai
| Film Title | Year | Kôichi Yamadera | Keisuke Hirai |
|---|---|---|---|
| Sword Art Online: Progressive - Aria of a Starless Night | 2021 | Actor | Producer |
| Film Title | Year | Kôichi Yamadera | Keisuke Hirai |
|---|---|---|---|
| Sword Art Online: Progressive - Aria of a Starless Night | 2021 | Actor | Producer |