スパイク・チュンソフト
is a Japanese video game franchise created by Kazutaka Kodaka and developed and owned by Spike Chunsoft (formerly Spike). The series surrounds a group of high school students who are forced into murdering each other by a bear named Monokuma. Gameplay features a mix of adventure, visual novel, and dating simulator elements. The first game, "", was released for the PlayStation Portable in 2010.