Battle Royale II: Requiem (Japanese: バトル・ロワイアルII 鎮魂歌, Hepburn: Batoru Rowaiaru Tsū: "Rekuiemu"), abbreviated as BRII, is a 2003 Japanese dystopian action film and a sequel to the 2000 film Battle Royale, which in turn was based upon a controversial 1999 novel of the same title by Koushun Takami. A novelization of the film was written by McKoy Sugie.