福山潤
Two drama CDs set in "The Devil on G-String" universe were released in 2009, the first on January 9 and the second on June 26. Fourteen episodes of an Internet radio show to promote the drama CDs titled was distributed on the visual novel's official website between November 7, 2008, and May 8, 2009. The show was hosted by Rino Kawashima and Mahiru Kaneda, the voices of Haru and Eiichi in the visual novel, respectively. The show also featured four other voice actors from the game and drama CDs as guests: Sumire Murasakibana (voice of Tsubaki), Hokuto Minami (voice of Yuki), Satoshi Tsuruoka (voice of Ryūhei Oda (drama CD-only character)), and Jun Fukuyama (voice of Maō, Kyōhei in the drama CDs).