Unlight (アンライト～Unlight～) is a free-to-play collectible card battle and role-playing browser game developed by the Japanese company Techway. With multiple language versions including Japanese, Traditional Chinese, Korean, French, Thai, and English, the game boasts a playership of two million across all platforms (Facebook, Niconico, Naver, Yahoo! Mobage, Mixi, and Koei Tecmo's myGAMECITY). It is the top engrossing Facebook game in Asia.