Tomomichi has done the following roles in audio drama.

Digital Ange [FM Towns CD]	God Ligaroudo
Digital Ange [FM Towns CD]	Takuya's father
Digital Ange [PC98 omake CD]	God Ligaroudo
Digital Ange [PC98 omake CD]	Takuya's father
Mahou Shoujo Fancy CoCo [CD]	Cacao Ou
Street Fighter EX [radio]	Vega