Shigeru has done the following roles in audio drama.

Gundam Wing [radio]	Trowa Barton
Landlock [CD]	Taric
Seimaden [CD]	Tetius
Utahime [CD] {episode 2}	Tatebayashi Hideo
Utahime [CD] {episode 3}	emcee
Utahime [CD] {episode 5}	DJ
Utahime [CD] {Aeki-ke no Maid Tachi}	Kaibara