Previously available only by mail-order, the Gibson drama CD, featuring Kiiyan, Namikawa Daisuke, Yusa Kouji, Fukuyama Jun, Ueda Kana and others is now available as a general release. Content is based on a story by the 21st Tsubota Joji literary prize winner.

http://www.momogre.com/inter/abca-5077.html

Available 11/21/13 for 2667 yen.