[Machine Translation] This album commemorates the 40th anniversary of Kyohei Tsutsumi, the greatest composer in the history of Japanese pop music. This album includes everything from the nationally known big hits that everyone knows to the rare treasures that will bring tears to the eyes of Kyohei Tsutsurami fans! Includes an interview with Kyohei Tsutumi. Comes in 3 2DW cases / sleeve case (planned).