Gekiganger III (ゲキ・ガンガー3 Geki Gangā Surī?) is an anime series within the TV series that plays a critical part in the plot thereof. Gekiganger III was designed to mimic 1970s Super Robots, especially Getter Robo. Initially, only Gai Daigoji and Akito Tenkawa are depicted as enjoying the series. Later in the series, Hikaru Amano becomes the other resident otaku, and towards the end of the series everyone on the ship learns to love the series.