LocoRoco Midnight Carnival is a platform game developed and published by Sony Computer Entertainment for the PlayStation Portable. The game was released in 2009 as a PlayStation Network exclusive and is a spin-off that continues the story of LocoRoco 2. An emulated version of the game was released digitally for PS4/PS5 in July 2022 and got added to the PlayStation Plus Premium catalog of classics. LocoRoco Midnight Carnival is based on a secret carnival-like base created by the BuiBui a red mischievous version of the MuiMui. The title shows that the LocoRoco were quietly sleeping while in the background a BuiBui pulls on a nearby lever (cleverly designed to just look like a star) opening a trapdoor under the LocoRoco sending them into a chute taking them into a cannon which shows the LocoRoco "Boing!" power. The cannon sends the LocoRoco into the BuiBui's secret base the midnight carnival.