His 1991 single 'Oh! / ' topped the Oricon Singles Chart and was certified two-times million by the (RIAJ). He began releasing solo material in 1985. Oda began his career as a performer of the folk-rock band. Kazumasa Oda discography Studio albums 9 Compilation albums 4 Video albums 3 Singles 30 Cover albums 2 The discography of Japanese consists of nine studio albums, four compilation albums, two cover albums, three video albums, and thirty solo singles.