Kamen Rider Hibiki: Asumu Henshin! You can be an Oni, too!! 2005

Asumu Adachi imagines if he could be like Kamen Rider Hibiki, and are approached by talking Disc Animals who teach him how to be like Hibiki, eventually allowing Asumu to transform into Kamen Rider Armed Hibiki.

Cast:

Rakuto Tochihara
Asumu Adachi 

Katsumi Shiono
Kamen Rider Sabaki (voice) 

Shigeki Hosokawa
Hibiki / Kamen Rider Hibiki 

Mitsu Murata
Super Douji 

Sei Ashina
Super Hime 

Yukitoshi Hori
Akane Taka (voice), Kiaka Shishi (voice)