Takeshi has done the following roles in audio drama.

Clannad [CD]	Koumura Toshio
Den'ei Shoujo Video Girl Ai [CD]	man in Gokuraku
GS Mikami [CD]	Kenki-kun
GS Mikami Gokuraku Daisakusen!! [CD]	Kenki kun
Guy Brave [CD]	Kemou
Infantaria [CD]	King
Metal Gear Solid [CD]	Colonel Roy Campbell
Rockman [CD]	Dr. Wily
Rurouni Kenshin -Meiji Kenkaku Romantan- [CD] {Volume 1-2}	?
Street Fighter II [CD] {Majin no Shouzou}	Retsu
Torneco no Bouken [CD]	King