Deep Insanity is a Japanese mixed-media project created and produced by Square Enix and Ubisoft. It consists of a manga titled Deep Insanity: Nirvana that began serialization in Monthly Big Gangan in January 2020, a mobile and PC game titled Deep Insanity: Asylum, which was released on October 14, 2021, and an anime television series by Silver Link titled Deep Insanity: The Lost Child, which aired from October to December 2021.