Koutarou Nishiyama Collaberations
| Film Title | Role | Collaboration Count |
|---|---|---|
| Mitsunori Katâma | Cinematographer | 1 |
| Sadayuki Murai | Writer | 1 |
| Takahiro Sakurai | Actor | 1 |
| Kazuhiro Yamaji | Actor | 1 |
| Naoya Tanaka | Production designer | 1 |
| Mamoru Miyano | Actor | 1 |
| Yûgo Kanno | Composer | 1 |
| Yûki Kaji | Actor | 1 |
| Kana Hanazawa | Actor | 1 |
| Hiroyuki Seshita | Director | 1 |
| Yutaka Akita | Producer | 1 |
| Nobunaga Shimazaki | Actor | 1 |
| Tsutomu Nihei | Writer | 1 |
| Aya Suzaki | Actor | 1 |
| Sora Amamiya | Actor | 1 |
| Nanako Mori | Actor | 1 |
| Yoshihiko Yamazaki | Producer | 1 |
| Hiromi Amanai | Editor | 1 |
| Shoko Yada | Producer | 1 |