Raideen is the titular giant robot and hero of the 1975 mecha anime Yuusha Raideen. It is a powerful ancient machine awakened to battle the demon king Akira Daimonji and the evil forces threatening Earth. Piloted by Akira, Raideen serves as both a weapon and a divine guardian, combining mystical and mechanical elements. As the central figure of the series, Raideen represents courage, justice, and the classic super robot style that helped define early mecha anime.