Danganronpa: Trigger Happy Havoc

Dangan Ronpa, or it's full name - Dangan Ronpa: Academy of Hope and High School Students of Despair (ダンガンロンパ 希望の学園と絶望の高校生, Danganronpa Kibou no Gakuen to Zetsubou no Koukousei) is a Japanese murder mystery visual novel developed by Spike exclusively for Japan. The game was released on PSP on November 25 2010, and for iOS and Android OS on August 25 2012. The script and story was written by Kodaka Kazutaka while the game was illustrated by Komatsuzaki Rui.