Nayuta always wanted to be stronger and more beautiful than anyone else since she was a child. However, her greed is sinful, and she views it as weakness and ugliness, locking it away in her heart. Then, an incident occurs that shakes her destiny. Witness the birth of Kamen Rider Eins from a unique perspective.
Is HENSHIN THE FIRST on Netflix? Unfortunately the movie HENSHIN THE FIRST is not yet available on Netflix.
| Directing | Kentaro Hagiwara | Director |
| Sound | I Don't Like Mondays. | Theme Song Performance |
| Writing | Kentaro Hagiwara | Writer |
| Writing | Shotaro Ishinomori | Original Story |
| Sound | Youki Kojima | Music Producer |
| Production | Yosuke Minato | Producer |
| Production | Takeshi Koike | Producer |
| Production | Koichi Yamanobe | Researcher |
| Production | Shinichi Kaneko | Researcher |
| Art | Masaru Seo | Creative Director |
| Art | Sakura Yamaguchi | Art Direction |
| Art | Ryohei Yabusaki | Art Direction |
| Writing | Sayaka Ishibashi | Creative Producer |
| Production | Shuhei Hosokawa | Producer |
| Production | Shun Nishijima | Line Producer |
| Production | Hiroki Tsubouchi | Production Manager |
| Production | Yui Kawamine | Production Assistant |
| Production | Taiga Nishiwaki | Production Assistant |
| Camera | Ryoken Okamura | Director of Photography |
| Lighting | Shin Takakura | Lighting Director |
| Sound | Hiroshi Watanabe | Sound Mixer |
| Editing | Kenichi Hirai | Editor |
| Directing | Kyotaro Sato | Assistant Director |
| Visual Effects | Tomo Hyakutake | Character Designer |
| Costume & Make-Up | Akemi Nakano | Makeup & Hair |
| Costume & Make-Up | Eito Furukubo | Makeup & Hair |
| Production | Yoko Yamashita | Casting |
| Visual Effects | Yusuke Makita | Visual Effects Producer |
| Directing | Kohei Matsuoka | Action Director |
| Crew | Momoka Yasukawa | Stunts |
| Sound | Youki Kojima | Music |
