Etsuko has done the following roles in anime.

Azuki-chan	Daizu
Bakumatsu Kikansetsu Irohanihoheto	Benimaru
Chiisana Obake Acchi Kocchi Socchi [debut]	Nezumi no Chiiki
Choudendou Robo Tetsujin 28 Gou FX [1992-1993]	Futaba
Crayon Shin-chan	Sakura Mimiko
Crayon Shin-chan	Fumie
Di Gi Charat Nyo [2003-2004]	Mike Charat
Digimon Adventure	Pinokkimon
El Hazard	Alielle
Final Fantasy	Lena
Gatekeepers [2000]	Megane
Hana no Mahoutsukai Mary Bell	Bit
Himikoden [1999]	Tadami
Kaleido Star	Bunny
Kore ha Zombie Desuka Of The Dead [2012] {episode 5-7}	Yuu (imaginary)
Kurogane Communication [1998-1999]	Lilith
Mikan Enikki	Koringo
Mirumo de Pon [2002-2005]	Mirumo
NieA under 7 [2000]	Wakaba the Cat
Nurarihyon no Mago [2010-2011]	Nattou Kozou
Omoikkiri Kagaku Adventure Sounanda	Dai
Panyo Panyo Di Gi Charat	Mike Charat
Pocket Monsters Arseus Choukoku no Jikuuhe [2009]	Pocchama
Pocket Monsters Diamond & Pearl	Pocchama
Pretty Sami (OAV)	Ryououki
Pretty Sami (TV)	Ryououki
Sergeant Keroro	Tamama
Shin Tenchi Muyou	Ryououki
Taiho Shichauzo	Yoriko
Tenchi Muyou	Ryououki
Tomato-man	Tentopea

Etsuko has done the following roles in games.

El Hazard [Sega Saturn]	Areere
Himikoden -Renge- [PlayStation]	Tadami
Meguri Aisite [Playstation]	Asamizu Ryou
Sakura Taisen 3 [Dreamcast]	Coquelicot
Sakura Taisen 4 [Dreamcast]	Coquelicot
Sonic Adventure 2 [Game Cube]	Omochao
Sonic to Himitsu no Ring [Wii]	Omochao
Tenchi Muyou [PC Engine]	Ryououki
Tenchi Muyou Game Hen [Super Famicom]	Ryououki
Tenchi Muyou! Ryououki [PC-FX]	Ryououki
Tokimeki Memorial Girl's Side 2nd Kiss [PlayStation 2]	?
Tokimeki Memorial Girl's Side 2nd Season [NDS]	?

Etsuko has done the following roles in audio drama.

Aozora Shoujotai [CD] {Aozora Douchuu}	Uguisudani Arere
El Hazard [CD]	Areere
Himikoden -Renge- [CD]	Tadami
Musekinin Kids [CD]	Eliza
Tenchi Muyou [CD]	Ryououki
Tenchi Muyou Daiichi Otaku ha Dare? [CD]	Ryo-ohki
Vampire Hunter [CT]	Felicia