The Danganronpa series has been involved in numerous real-world collaboration events with other companies since the first game's debut in 2010. Mostly, these collaborations are cafe collaboration events, featuring themed food, drinks, and limited edition merchandise based around characters from the series.
Danganronpa: Trigger Happy Havoc
Danganronpa 2: Goodbye Despair
Cafe collaborations and events themed around characters from Danganronpa 2: Goodbye Despair.
Danganronpa Another Episode
Cafe collaborations and events themes around characters from Danganronpa Another Episode: Ultra Despair Girls.
Danganronpa 3: The End of Hope's Peak High School
Cafe collaborations and events themed around characters from Danganronpa 3: The End of Hope's Peak High School. Some of these collaborations feature characters from both Despair Arc and Future Arc, whereas some only feature characters from one or the other.
Danganronpa V3: Killing Harmony
Cafe collaborations themed around characters from Danganronpa V3: Killing Harmony.