Tokyo Decadence (トパーズ, Topāzu) is Japanese pink film. This erotic film was directed by Ryū Murakami (村上 龍 Murakami Ryū) with music by Ryuichi Sakamoto (坂本 龍一 Sakamoto Ryūichi). The film was shot and completed during 1991 and released in the start of 1992. It stars Miho Nikaido (二階堂 美穂 Nikaidō Miho) and is known by two alternate titles, Topaz and Sex Dreams of Topaz.. Because of the cruel and graphic nature of this film, it has been banned in several countries such as Australia and South Korea. Shimada Masahiko (島田 雅彦 Shimada Masahiko) also makes an appearance in this film. The story follows Ai (愛, lit. "love"), the submissive and lovesick prostitute who goes about her trade with misery and is being abused by hedonists and criminals while trying to find some sort of appeasement away from the fact that her lover is currently married.