HENSHIN THE FIRST
“Strong, Beautiful, HENSHIN”
Synopsis
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.
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Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
ケイト リップモンスター×仮面ライダー「HENSHIN THE FIRST」30秒
Type: Trailer • Published 2026-03-02
Top Cast
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Key Information & Fast Facts
- Director
- Kentaro Hagiwara
- Screenplay & Story
- Kentaro Hagiwara, Shotaro Ishinomori, Sayaka Ishibashi
- Original Score
- Youki Kojima
- Original Title
- HENSHIN THE FIRST
- Country of Origin
- Japan
- Spoken Languages
- Japanese
- Runtime
- 10m
- Production Studios
- Toei Company, Ishinomori Productions, KATE Tokyo, WWDJAPAN
Creative Leadership & Key Crew
Kentaro Hagiwara
Kentaro Hagiwara, Shotaro Ishinomori, Sayaka Ishibashi
Youki Kojima
Ryoken Okamura
Kenichi Hirai
Yosuke Minato, Takeshi Koike, Shuhei Hosokawa
Department Leadership Roster
Kentaro Hagiwara
Director
Kentaro Hagiwara
Writer
Yosuke Minato
Producer
Takeshi Koike
Producer
Shuhei Hosokawa
Producer
Ryoken Okamura
Director of Photography
Kenichi Hirai
Editor
Production Stills & Gallery
Official cinematic photography and background stills for HENSHIN THE FIRST.
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Frequently Asked Questions About HENSHIN THE FIRST
Quick factual answers about cast, synopsis, director, box office, and release information.
What is HENSHIN THE FIRST about?
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.
Who directed HENSHIN THE FIRST?
HENSHIN THE FIRST was directed by Kentaro Hagiwara.
Who stars in HENSHIN THE FIRST?
The principal cast of HENSHIN THE FIRST includes Amane Tensho, Akari Okamoto, Rion Takahashi, Yuya Hyoudou, Sora Kawakami.
When was HENSHIN THE FIRST released and how long is it?
HENSHIN THE FIRST was released in 2026 with a total runtime of 10m.
Who composed the musical score for HENSHIN THE FIRST?
The original motion picture soundtrack for HENSHIN THE FIRST was composed by Youki Kojima.