Zetman

Japanese manga series by Masakazu Katsura

Zetman (stylized in all caps) is a Japanese manga series written and illustrated by Masakazu Katsura. First published as a 49 page one shot in Shueisha's manga magazine Weekly Shōnen Jumps 1994 Autumn Special, the full fledged series was published in Shueisha's manga magazine Weekly Young Jump from October 2002 to July 2014, with its chapters collected in 20 volumes. A 13 episode anime television series adaptation by TMS Entertainment was broadcast in Japan from April to June 2012. In North America, the anime series was licensed for English language release by Viz Media.

The story starts off with a face off between two rival superheroes, ZET and Alphas, and then traces their origins – Jin Kanzaki, a young man with the ability to transform into a superhuman being known as ZET, and Kouga Amagi, a young man with a strong sense of justice who uses technology to fight as Alphas. The fates of these two men and those around them intertwine as they fight to protect mankind and destroy monstrous abominations known as Players, who ironically are the creations of the Amagi Corporation, the company founded by Kouga's grandfather, Mitsugai Amagi.

Zetman was adapted into an anime television series directed by Osamu Nabeshima, with screenplay by Atsuhiro Tomioka, and character design by Hirotoshi Takaya. Gabriele Roberto supervised the music. It was broadcast for 13 episodes on Yomiuri TV, Tokyo MX and BS11 from April 3 to June 26, 2012. The anime was available on streaming on Hulu and Viz Media's streaming service. The series started streaming on RetroCrush on November 12, 2021.