In 2018, the Gamers Edition of Guinness World Records listed Junko Enoshima as the Most Popular Game Character for Cosplay.
The original concept for Danganronpa was a game known as "Distrust"
The Japanese instruction manual for the PSP version states that Yasuhiro's predictions only come true 20% of the time; in the anime, it's 30%.
In the original Japanese version of the game, the "Crazy Diamonds" logo of Mondo's gang throughout the game is written in ateji. However, in the localization, all instances of his gang logo were changed to be spelled out in English. This includes the back of his jacket, making Mondo the only character to have a sprite edited in localization.
The creators wanted to give Kyoko an Important Haircut, (a trope that symbolizes a rite of passage or bout of character growth) but were unable to fit it into the story, so it was scrapped.