This older drama CD, featuring Kiiyan as Belle, and featuring Suwabe Junichi, Midorikawa Hikaru, Ishikawa Hideo, Hiyama Nobuyuki, and Yusa Koji, is available to listen on Audible JP. If you’re a new Audible JP, you can get one “book” free, or you can try the 30 day free trial. Direct link to the drama CD is here.