Chieko has done the following roles in audio drama.

Aa Megami-sama Tokuten Ou [CD]	Honda Chieko
Akihabara Dennougumi Drama Theater "Dennohgumi-2011 Haru" [CD]	?
Akumade Lovecome [CD]	Okumura Kanako
Barbarian Quartetto [CD] {Volume 1}	Toono Kyouko
Calm Breaker [CD]	Cook
EVE burst error [CD] {Kojirou hen, Marina hen}	?
Gall Force Earth Chapter Back to the school wars [CD]	Mitty
Heavy Metal L-Gaim [CT]	Amu
Hoshikuzu Paradise {Volume 1,2}	Miura Chisato
Karu to Bura no daibouken [CT]	Ji-na
Kimagure Orange Road "Cassette Tape no Dengon" [CD, CT, LP]	Kasuga Kurumi
Kimagure Orange Road "Kimagure Orange Station" [CD, CT, LP]	Kasuga Kurumi
Madara -Youchien Senki [CD]	?
Mamono Hunter Yohko: Doing My Best! [CD]	Ogawa Chikako
Operation MM series [CT]	Maria
RG Veda [CD]	?
Shoujo Kakumei Utena Engage-Toi Mes Cont	Kaoru Kozue
Silent Mobius "Mobius Collage" [CD]	Yamigumo Nami
Silent Mobius "Silent Lovers" [CD]	Yamigumo Nami
Silent Mobius Original Drama Album "Danger" [CD]	Yamigumo Nami
Stay [CD] {Volume 1-2}	?
Triggerman! [CT]	Miriamu
Yagami-kun no katei no jijou [CD] {vol 3}	Nomi
Yagami-kun no katei no jijou [CD] {vol 3}	Ultra no kaasan