In Search of the Lost Future (失われた未来を求めて, Ushinawareta Mirai o Motomete), subtitled À la recherche du futur perdu ("In search of the lost future" in French), sometimes abbreviated as Waremete (われめて), is a Japanese adult visual novel developed by Trumple and released for Windows on November 26, 2010. The title is derived from In Search of Lost Time, a French novel written by Marcel Proust. There have been two manga adaptations published by Kadokawa Shoten and Media Factory.