Iczer One, known in Japan as Fight! Iczer-1 , is a 1983 sci-fi horror and yuri manga published in the hentai magazine Lemon People. It was created by Aran Rei. In 1985 the story was adapted into a three-part Original Video Animation directed by Toshihiro Hirano. The story is of an alien invasion of Earth, which is opposed by Iczer-One and her schoolgirl companion Nagisa. Together they can pilot the Iczer-Robo, a giant humanoid robot. The story features strong body horror.