Overview

Masaru Aso was the lab assistant of geneticist Doctor Mochizuki, used as one of his experiments related the creation of the Neo Organism, enabling him to transform into a grasshopper-like being called Kamen Rider ZO. He fled into the mountainside and went into a coma before he was awakened by a telepathic call two years later with an unconscious urge to protect Hiroshi Mochizuki, the son of Doctor Mochizuki.

Cast

Hiroshi Tsuchikado

Masaru Asou / Kamen Rider ZO

Isao Sasaki

Doctor Mochizuki

N/A

Shohei Shibata

Hiroshi Mochizuki

Hiroshi Inuzuka

Seikichi Mochizuki

Naomi Morinaga

Reiko

Kenji Ohba

Kuroda

Masaru Yamashita

Nishimura

N/A

Iori Sakakibara

Miyazaki

N/A

Shingo Yuzawa

Neo Organism / Doras (voice)