Go Osaka (1943~) was born in Tokyo. His father, Kazuya Naka, is an illustrator. After graduating Faculty of Law, Chuo University, he started working for an advertising agency, and then he managed to his work as an employee and writing for 31 years. He loves classic guitar and flamenco, and is known as Spain expert. He often set his novels in Spain.

1980 All Yomimono Prize for New Writers, for Ansatsusha Granada ni Shisu (The Assassin is Dead in Granada)

1986 Naoki Prize, for Kadisu no Akai Hoshi (Red Star in Cádiz)

1987 Japan Mystery Writers' Association Prize, for Kadisu no Akai Hoshi