High Quality Content by WIKIPEDIA articles! Guilty is the ninth studio album by Japanese pop singer-songwriter Ayumi Hamasaki, released by Avex Trax on January 1, 2008 in Japan and started appearing in stores on December 26, 2007. Hamasaki herself wrote all lyrics of the album, which went to sell over 400,000 copies its first two weeks of release. Two weeks after its release Avex announced over 750,000 copies of Guilty have been shipped to stores. According to Oricon`s 2008 album chart, Guilty is the 17th highest selling album by far and the sixth highest selling album by a female artist. Guilty is the second highest selling Japanese album in Taiwan and China of 2008, only after A Complete: All Singles.