Nishihara Kumiko roles
Anime
Kumiko has done the following roles in anime.
| Aika [1997-1999] | Black Delmo Leader |
| Akuma-kun | Yuko |
| Anmitsu Hime | Kinako |
| Ashita he no Free Kick | Elena Lolabrigita |
| Ashita he no Free Kick | Kurihara Rumi |
| Ashita he no Free Kick | Kotani Michi |
| Ayane-chan High Kick | Nakajima Kayoko |
| Babel II (OAV) | Rhea |
| Baboo Factory [2001-2002] {2001.10-2002.04} | Babu Baboo |
| Baboo Factory [2001-2002] {2001.10-2002.04} | Babu Chaka |
| Burn Up [1991] | Yuka |
| Clay Anime -Taiko no Tatsujin [2005] | ? |
| Crayon Shin-chan | Shinobu |
| Doraemon {2112nen Doraemon Tanjou} | King Dra |
| Dragon Fist | Fuyuka |
| Dragonball Z | Angela |
| Elf wo Karu Mono Tachi {Episode 10} | Miria |
| Fortune Quest | Rumy |
| GS Mikami [1994] | Rokudou Meiko |
| Ha-i! Step June [1985] [debut] | Yukinojyou |
| Haou Taikei Ryuu Knight {Episode 1} | Rina |
| Hello! Lady Lynn | Lynn |
| Idol Fight Suuchiipai II | Milkypai |
| Ienakiko Remi [1996-1997] {Episode 5} | Niina |
| Interlude | Kimura Chika |
| Kakyuusei {volume 1} | Hiromi |
| Kakyuusei {volume 1} | AV gal |
| Kakyuusei {volume 1} | weather girl |
| Kamikaze Kaitou Jeanne [1999-2000] | Fin Fish |
| Kamikaze Kaitou Jeanne [1999-2000] | Pakkyaramao |
| Kanokon [2008] | Mitama Minori |
| Kujibiki Unbalance TV | Kamishakujii Renko |
| Lodoss Tou Senki Eiyuu Kishiden {Episode 15,21-22,24-25} | Pirotess |
| Magical Angel Sweet Mint | Daisy |
| Magical Sally [1989] | Poron |
| Magical Taruruuto-kun [1990-1992] | Mimora |
| Mama ha Poyopoyo Zaurus ga Osuki | Kunitachi Emi |
| Master Mosquiton '99 {Episode 17} | mamono |
| Moero Top Striker | Anna |
| Moldiver [1993] | Vivian |
| Monster [2004-2005] {Ep. 64} | dancer |
| Power Dolls | Selma Shuure |
| Reirei | Mika |
| Rurouni Kenshin -Meiji Kenkaku Romantan- {Episode 48} | Mikan |
| Rurouni Kenshin -Meiji Kenkaku Romantan- | Mikan |
| Ryokunohara Labyrinth | Farle Ruu |
| Sailor Moon | Diana |
| Sailor Moon {Episode 115} | Utomodachi |
| Sakura Taisen | Iris |
| Sakura Taisen The Movie [2001] | Iris Chateaubriand |
| Sei Mikaera Gakuen Hyouryuuki II | Hagio Misayo |
| Shakotan Boogie | Mariko |
| Shoujo Kakumei Utena | Takatsuki Shiori |
| Super Bikkuriman | Little Minos |
| Takahashi Rumiko Gekijou [2003] {Ep. 5} | Aizaki' girlfriend |
| Tenkousei | Fujino Mami |
| Tondekeman | Yumi |
| Twin Signal | Otoi Minoru |
| Twinbee Paradise | Winbee |
| Wataru | Tonari |
| Wedding Peach {Episode 6} | Shizuka |
| Zetsuai 1989 | Serika |
Games
Kumiko has done the following roles in games.
| Anime Freak FX 4 [PC FX] {Niji no Shoujotai Prism Knights} | Lily |
| Dragon Master Silk [Sega Saturn] | Ki |
| Dragon Master Silk Gaiden Sugoventure [Sega Saturn] | Ki |
| Eiyuu Densetsu: Sora no Kiseki SC [PSP] | Ren |
| Eiyuu Densetsu: Sora no Kiseki the 3rd [Windows] | Ren |
| Eiyuu Densetsu: Sora no Kiseki the 3rd Evolution [PS Vita] | Len |
| Eiyuu Densetsu: Zero no Kiseki Evolution [PS Vita] | Len |
| Farland Story [PC FX] | Liiza |
| Game Tengoku [Sega Saturn] | Yuki |
| Gensou no Artemis [Playstation] | Himejima Moe |
| Grandia [Sega Saturn] | Sue |
| Interlude [Dreamcast, Playstation2, Windows] | Kimura Chika |
| Lunar 2 Eternal Blue [Sega Saturn] | Ruby |
| Lunar Eternal Blue [MegaCD] | Ruby |
| Mahjong Sword [PC Engine] | Primo |
| Makeruna Makendou Z [PC-FX] | Maririn |
| Mercurius Pretty End of the Century [Dreamcast] | Karau no Dairinin |
| Nurse Monogatari [Playstation] | Aoyama Medaka |
| Power Dolls FX [PC FX] | Selma Shuure |
| Ranma 1/2 Battle Renaissance [Playstation] | Rouge |
| Sailor Moon Supers Shin Shuyaku Soudatsusen [Playstation] | Diana |
| Sakura Taisen 2 [Sega Saturn, Dreamcast] | Iris |
| Sakura Taisen 3 [Dreamcast] | Iris Chateaubriand |
| Sakura Taisen 4 [Dreamcast] | Iris Chateaubriand |
| Sakura Taisen [Sega Saturn] | Iris |
| Sakura Taisen Teigeki Graph [Sega Saturn] | Iris |
| Sakura Taisen: Hanagumi Taisen Columns [Arcade, Sega Saturn] | Iris |
| Shirogane no Torikago [PlayStation 2] | Purisu |
| Su-Chi-Pai Adventure Doki Doki Nightmare [Sega Saturn, Playstation] | Miruku |
| Su-Chi-Pai Adventure Doki Doki Nightmare [Sega Saturn, Playstation] | Kawamoto Sayuri |
| Su-chi-pai Limited [Playstation] | Kawamoto Sayuri |
| Su-chi-pai Mecha Gentei-ban [Sega Saturn] | Milk/Milky Pai |
| Su-chi-pai Mecha Gentei-ban [Sega Saturn] | Kawamoto Sayuri |
| Su-chi-pai Special [3DO, Sega Saturn] | Kawamoto Sayuri |
| Twinbee Taisen Puzzle-dama [Playstation] | Apple-sensei |
| Voice Idol Maniacs Pool Bar Story [Sega Saturn] | Nishihara Kumiko |
| Yumimi Mix [Megadrive] | Morishita Rie |
| Yuukyuu Gensoukyoku [Playstation, Sega Saturn] | Melody Sinclair |
| Yuukyuu Kumikyoku Perpetual Suite -All Star Project- [Playstation] | Melody Sinclair |
Drama
Kumiko has done the following roles in audio drama.
| Black Rod [CD] | three-eyed girl |
| Crescent Noise [CD] | Momorin |
| GS Mikami [CD] | Rokudou Meiko |
| GS Mikami Gokuraku Daisakusen!! [CD] | Rokudou Meiko |
| Megami Paradise [CD] | Pink |
| Minna de tsukuru Yuukyuu CD! [CD] | ? |
| Over Rev! [CD] | Katayama Aika |
| Puyo Puyo [CT] | Dragon Centaurus |
| Sakura Taisen [CD] | Iris |
| Twinbee Paradise [CD] | Winbee |
| Twinbee Paradise [CD] | Apple-sensei |
| Twinbee Paradise [CD] | Angel computer |
| Wrestle Angels [CD] | Cutey Kanai |
| Yuukyuu Gensoukyoku "Yuukyuu Ongakusai" [CD] | ? |
| Yuukyuu Gensoukyoku Ensemble volume 1 [CD] | Melody Sinclair |
| Yuukyuu Gensoukyoku THE BEST -Selected by Characters- [CD] | Melody Sinclair |