Keisuke Matsuoka

Keisuke Matsuoka is a Japanese novelist. His first novel, the psycho-thriller Saimin sold over a million copies on its release in 1997 and has been adapted into a film of the same name by Masayuki Ochiai. His sophomore release of Senrigan about a Air Self-Defense Force fighter pilot turned clinical psychologist launched a popular series, which have achieved combined sales of over six and a quarter million books.