Kumiko has done the following roles in audio drama.

Chivas 1-2-3 [CD]	Hop
Hanasaki Komachi Girls [CD]	Natsukawa Sakurako
Little Princess -Marl Oukoku no Ningyouhime 2- Another Diary [CD]	?
Little Princess: Marl Oukoku no Ningyouhime 2 [CD]	Gao
Little Princess: Marl Oukoku no Ningyouhime 2 [CD]	Tera
Megami Paradise [CD]	Rouge
Pathway for Santa Claus -Santa ga kureta okurimono- [CD]	?
Sensei no Ojikan [CD]	?
Silent Mobius "Silent Lovers" [CD]	Minazuki Saya
Wrestle Angels [CD]	Bomber Kijima