A direct-to-video release. One of Kamen Rider's darker movies with its adult themes and partial nudity. It was supposed to lead to further episodes, but those plans were dropped after its poor reception.
- Lyrics: Aki Yoko
- Composer: Uzaki Ryuudou
- Arranger: Yuugawa Tooru
- Singer: Watanabe Noriko
- The creator of Kamen Rider, Ishinomori Shoutarou, made a cameo in this movie.
- Co-writer Onodera Joe is also an actor who has appeared in other Rider and Ultraman shows. He also voices Black RX in Kamen Rider SD. He's also the actual son of Ishinomori Shoutarou.
Home Video Release
The movie was rereleased in Blu-ray format on December 24, 2015 along with ZO and J.
Shin Kamen Rider Prologue Transcript