Adult (Japanese: ????????) is the English title of Tokyo Incidents' second album, released on January 25, 2006.
Adult marked the debut for guitarist Ukigumo and keyboardist Izawa Ichiyo, who joined Tokyo Jihen after the departure of previous members Mikio Hirama and HZM (Masayuki Hiizumi). The album reached number one on the Oricon Weekly Album Chart on February 6, 2006.