Gosaku Ota

Teenager Tommy pilots the amazing super-robot Tranzor Z to avenge its inventor (his grandfather) against the evil mad scientist Doctor Demon.

Groizer X is an anime series aired from 1976 to 1977. There were 36 episodes. It is also referred to as Gloyzer X and Gloizer X.

After a forced landing on Earth, the crew of a research ship from the planet Gailar decide to remain hibernating and wait to be rescued. Nuclear tests carried out by humans damage the system and some of the aliens awaken. Unable to return to their place of origin, the Gailarians decide to conquer Earth. Only a scientist can stop them, who has designed a ship capable of transforming into a gigantic robot.