Masaru Asou

Masaru Aso was the lab assistant of geneticist Doctor Mochizuki, used as one of his experiments related to the creation of the Neonoid, 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. (Source: Kamen Rider Wiki) No voice actors have been added to this character. Help improve our database by searching for a voice actor, and adding this character to their roles .