Riku Hagiwara Collaberations
| Film Title | Role | Collaboration Count |
|---|---|---|
| Mackenyu | Actor | 2 |
| Miyuki Matsuda | Actor | 1 |
| Jun Kunimura | Actor | 1 |
| Hiro'o Yanagida | Cinematographer | 1 |
| Yûma Yamoto | Actor | 1 |
| Jun'nosuke Hogaki | Editor | 1 |
| Norihiro Koizumi | Director, Writer | 1 |
| Yûki Morinaga | Actor | 1 |
| Masaru Yokoyama | Composer | 1 |
| Shûhei Nomura | Actor | 1 |
| Mone Kamishiraishi | Actor | 1 |
| Hiroya Shimizu | Actor | 1 |
| Suzu Hirose | Actor | 1 |
| Naoaki Kitajima | Producer | 1 |
| Yuki Suetsugu | Writer | 1 |
| Takeshi Shimizu | Production designer | 1 |
| Utena Kobayashi | Composer | 1 |
| Yukihiko Tsutsumi | Director | 1 |
| Chieko Suzaki | Editor | 1 |
| Shigetomo Madarame | Cinematographer | 1 |
| Tow Ubukata | Writer | 1 |
| Ai Yoshikawa | Actor | 1 |
| Nobuyuki Iinuma | Producer | 1 |
| Takumi Kitamura | Actor | 1 |
| Yutaka Kuramochi | Writer | 1 |
| Mahiro Takasugi | Actor | 1 |
| Kanna Hashimoto | Actor | 1 |
| Hana Sugisaki | Actor | 1 |
| Miho Kobayashi | Producer | 1 |
| Yuina Kuroshima | Actor | 1 |
| Yûto Fuchino | Actor | 1 |
| Ryôta Bandô | Actor | 1 |