Born in Ishikawa prefecture, 1945. After working as an assistant for ISHINOMORI Shotaro, NAGAI Go debuted with Meaka-shi Polikichi (Detective Polikichi) in "Bokura" (published by Kodansha) in 1967. In the following year, he started a series Harenchi Gakuen (Shameless School) in "Shonen Jump", which immediately became a great success. Since then, he has continued to present many works in a wide range of genres. His major works include Harenchi Gakuen, Devilman, Mazinger Z, Violence Jack, Cutie Honey and many others. He became a professor of the Character Creative Arts Department of Osaka University of Arts in 2005.