Battle royale

Battle Royale is a high-octane thriller about senseless youth violence, and one of Japan's bestselling - and most controversial - novels. As part of a ruthless program by the totalitarian government, a group of high school students are taken to a small isolated island with a map, food, and various weapons. Forced to wear special collars that explode when thy break a rule, they must fight each other for three days until only one remains.