Kirigiri Sou is a visual novel horror-suspense-mystery-adventure game developed by Spike Chunsoft for Microsoft Windows. The game is the second spin-off of the Danganronpa series of visual novel games following Danganronpa Another Episode: Ultra Despair Girls, set between the events of the Danganronpa Kirigiri light novel series and Danganronpa: Trigger Happy Havoc, while also serving as a crossover sequel to the 1992 Chunsoft game Otogirisō. The game was released in Japan on Windows and OS X on November 25, 2016, bundled with the third Blu-ray box set of anime series Danganronpa 3: The End of Hope's Peak High School. It was well-received by critics, who enjoyed its visuals and storyline.