Exit is a 2005 action-puzzle video game that was developed and published by Taito for the PlayStation Portable. It was released in Japan, on December 15, 2005, in North America on February 14, 2006, in Australia on March 30, 2006, and in Europe on March 31, 2006. A version for Xbox Live Arcade was released on October 24, 2007. A version for the Nintendo DS was released in 2008 as Exit DS. Wikipedia.