Eightman
English name: 8 Man
Genres: Action, Drama, Sci-Fi
Type: TV, Episodes: 56
Aired: Nov 7, 1963 to Dec 24, 1964
Studio: TCJ
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
A private investigator working a routine case involving stolen technology is mortally wounded. His only hope for survival comes from sacrificing his humanity to become 8Man—a powerful cyborg crime-fighter enhanced with a living human brain. Resurrected as the ultimate high-tech vigilante, it is up to 8Man to bring the lawless to justice and put an end to the escalating cycle of violence. A classic animated thriller that will leave you breathless.

(Source: AnimeNfo)