Compile Heart
, developed by Kodansha, was released for the PlayStation on May 25, 2000. , developed by Compile Heart, was released for the Nintendo DS on September 25, 2008. A PlayStation VR game, titled , was released on August 28, 2017. The game is developed by Solid Sphere and is based on the events depicted in the "Castle of Despair" arc of the first part of the manga. A version of the game was also launched for the Nintendo Switch on December 28, 2017.