長尾大
Duty is the third studio album by Japanese recording artist Ayumi Hamasaki. It was released on September 27, 2000 by Avex Trax. "Duty" is Hamasaki's first studio album inside the 2000 decade, and her third consecutive studio album to be fully produced by Japanese musician and businessman Max Matsuura. The album's composing and arrangement was handled by several music collaborators, such as Ken Harada, Kazuhito Kikuchi, Dai Nagao, HΛL, among many others. Hamasaki contributed to the album as the primary and background vocalist, and songwriter to every song. Three different formats were released to promote the album: a standalone CD, a limited edition Playbutton, and a digital download. The cover sleeve has Hamasaki wearing a leopard-print cat suit.