Koushun TakamiKoushun Takami.

Kōshun Takami (高見 広春, Takami Kōshun; born 10 January 1969) is a Japanese author and journalist. He is best known for his 1999 novel Battle Royale, which was later adapted into two live-action films, directed by Kinji Fukasaku, and four manga series. Takami was born on 10 January 1969 in Amagasaki, Hyōgo Prefecture near Osaka and grew up in the Kagawa Prefecture of Shikoku.