Groizer X is a tV series anime that premiered in winter 1976.

About the production: there are 36 episodes of about 25 minutes and its current status is "finished".

Its main genres are mecha and sci-fi, with themes such as Super Robot.

On AniList, Groizer X has an average score of 59%, an average score, and appears on 664 users' lists.

The Gaira aliens, hidden in the Arctic, plan to conquer Earth. Captured and forced to work for the aliens, Dr. Yan creates the ultimate weapon, a transformable aerial robot called Gloizer X. Entrusted to his daughter Rita, Gloizer X escapes the clutches of the Gaira and lands in Japan, where pilot Jo Kaisaka meets a wounded Rita. Taking up the controls of Gloizer X, Jo and Rita fight against the Gaira invasion.

Official synopsis from AniList.