Every season of GR -GIANT ROBO- ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of GR -GIANT ROBO-!

GR: Giant Robo is an animated TV series written by Chiaki Konaka and directed by Masahiko Murata. The TV series is a re-imagining of Mitsuteru Yokoyama's manga of the same name and created to commemorate Giant Robo's 40th anniversary. Aside from the source material, this show has nothing to do with Giant Robo: The Animation.

GR premiered January 19, 2007. The series finished its run on July 6 of the same year, totaling 13 episodes, with the possibility for two further seasons.

The Best Seasons of GR -GIANT ROBO-

The Best Seasons of GR -GIANT ROBO-