Keisuke Hirai Collaberations
| Film Title | Role | Collaboration Count |
|---|---|---|
| Megumi Hayashibara | Actor | 1 |
| Hiroaki Hirata | Actor | 1 |
| Nobuyuki Hiyama | Actor | 1 |
| Yuki Kajiura | Composer | 1 |
| Tomokazu Seki | Actor | 1 |
| Kôichi Yamadera | Actor | 1 |
| Yuki Ôshima | Cinematographer | 1 |
| Kiyoshi Hirose | Editor | 1 |
| Hiroki Yasumoto | Actor | 1 |
| Mami Okada | Casting director | 1 |
| Haruka Tomatsu | Actor | 1 |
| Rina Hidaka | Actor | 1 |
| Yukito Kizawa | Writer | 1 |
| Yoshitsugu Matsuoka | Actor | 1 |
| Ryûtarô Kawakami | Producer | 1 |
| Reki Kawahara | Writer | 1 |
| Yôsuke Futami | Producer | 1 |
| Inori Minase | Actor | 1 |
| Ayako Kouno | Director | 1 |
| Kaoru Adachi | Producer | 1 |