Kouda Mariko roles
Anime
Mariko has done the following roles in anime.
| 3x3 Eyes [1991-1992] {volume 3} | Girl |
| A-LI-CE [2000] | Maria (SS1X) |
| Air (TV) {Episode 2} | girl |
| Anime Sekai no Douwa [1995] {Episode 5} | Gureeteru |
| Anpan-man | Herb chan |
| Bush Baby | student |
| Chance Triangle Session [2001] | Reika |
| Crayon Shin-chan | Fushigi Majokko Marii-chan |
| Danasite 999.9 | Yumi |
| Denshin Mamotte Shugogetten | Shugogetten Shaorin |
| Dirty Pair Flash | Yuri |
| Dragon Half | Rufa |
| Dragon Quest Dai no Daibouken | Gome |
| Dragoon | Myuu |
| Fortune Quest L {Episode 17-18} | Max |
| Gestalt | Suzu |
| Getter Robo Gou {Episode 25} | girl |
| Ginga Ojousama Densetsu Yuna | Shiori |
| GS Mikami [1994] | Okinu-chan |
| GS Mikami [1994] {Episode 30} | josei |
| GS Mikami the Movie [1994] | Okina |
| Haiyore! Nyaruko-san [2012] | Luhey Jistone |
| Haunted Junction | Hasegawa Hanako |
| Idol Project [1995-1996] | Mimu Emilton |
| Jura Tripper | Garnet/ojou |
| Kanon [2002] | Minase Nayuki |
| Kanon [2006] | Minase Nayuki |
| Kemono Friends [2017] | Moose |
| Kingyo Chuuihou! [debut] | Akeko |
| Kingyo Chuuihou! {Episode 1,2,6} | female student |
| Kore ha Zombie Desuka Of The Dead [2012] {episode 4-6} | Yuu (imaginary) |
| Macross II | Amy |
| Mamotte Shugogetten [1999] | Shugogetten Shaorin |
| Maps [1987] {1994} | Kimizuka Hoshimi |
| Marmalade Boy | Koishikawa Miki |
| Meiken Lassie {Episode 9-11,23-26} | Priscilla |
| Miyuki-chan in Wonderland | Miyuki-chan |
| Monster Farm [1999-2000] | Holly |
| Nintama Rantarou | Yuki |
| One Piece [1999-] {Episode 8-16} | Kaya |
| One Piece [1999-] | Kaya |
| Pocket Monsters {Episode 185} | Sakura |
| Porphy no nagai tabi [2008] | Erena |
| Quo Vadis | Maria |
| Ryuuki Denshou | Mew |
| Seishoujo Kantai Virgin Fleet | Haruoshimi Ise |
| Shonan Bakusouzoku [1987] | ? |
| Shounan Jun'aigumi | Imaina Miki |
| Space Oz Adventure | Dorothy |
| Spectral Force | Azerea |
| Tanoshii Willow Town [1993-1994] | Annie |
| Tatoon Master | Nima |
| Tekkaman Blade II | Yumi Francois |
| Twinbee Paradise | Madoka |
| Wataru | Oru |
| Zettai Karen Children [2008] {Episode 13,51} | Akashi Yoshimi |
Games
Mariko has done the following roles in games.
| Angelic Crest [WIN] | Ru-shia (Luqiya) |
| Aoi Namida [Windows, Xbox] {Xbox} | Fujiwara Mana |
| Blade Arts: Tasogare no Miyako Ruruie [PlayStation] | Irumu |
| Blade Arts: Tasogare no Miyako Ruruie [PlayStation] | Brigit Landers |
| Burai II: Yamikoutei no Gyakushuu [PC Engine] | Boroneezu |
| CAL II [PC Engine] | Carol |
| Card of Destiny [Dreamcast] | Rufuxi-na Rijixerudo |
| Cross Romance [Playstation] | Nakaoka Shinobu |
| Daisuki [Sega Saturn] | Sishell Marceille |
| Der Langrisser [PC FX] | Liana |
| Der Langrisser [PC FX] | Lana |
| Doki Doki Pretty League -Lovely Star- [PlayStation] | Nonohara Chiaki |
| Doki Doki Pretty League [Playstation] | Nonohara Chiaki |
| Doki Doki Pretty League Nekketsu Otome Seishunki [Playstation] | Nonohara Chiaki |
| Doukyuusei [PC Engine] | Sakuragi Mai |
| Doukyuusei if [Sega Saturn] | Sakuragi Mai |
| Doukyuusei Mahjong [Playstation] | Sakuragi Mai |
| Dragon Half [PC Engine] | Rufa |
| Dragon Knight 3 [PC Engine] | Mary |
| Dragon Shadow Spell [PlayStation 2] | Prinvail Sugar |
| Elfin Paradise [Playstation] | Citron |
| Fist [Playstation, Sega Saturn] | Bunny May |
| Free Talk Studio [Sega Saturn, Win95, Playstation] | Kousaka Mari |
| Free Talk Studio [Sega Saturn, Win95, Playstation] | Kawai Natsumi |
| Ginga Ojousama Densetsu Yuna 2 Eien no Princess [PC Engine] | Jinguuji Shiori |
| Ginga Ojousama Densetsu Yuna 3 Lightning Angel [Sega Saturn] | Shiori |
| Ginga Ojousama Densetsu Yuna [PC-Engine] | Ottori no Shiori |
| Ginga Ojousama Densetsu Yuna Final Edition [Playstation] | Jinguuji Shiori |
| GS Mikami (Ghost Sweeper Mikami) [PC Engine] | Okinu |
| Kanon [Dreamcast] | Minase Nayuki |
| Kanon [PS2] | Minase Nayuki |
| Kanon [PSP] | Minase Nayuki |
| Kouda Mariko no Dokidoki On Air [WIN] | Kouda Mariko |
| L@ve Once Mermaid's Tears [PS3] | Takanashi Shione |
| Langrisser I and II [Playstation] | Liana |
| Langrisser I and II [Playstation] | Lana |
| Lightning Legend [Playstation] | Raiou Daigo |
| Madou Monogatari I [PC Engine] | Madoukyuu 2 (blue) |
| Megami Paradise [PC Engine] | Riris |
| Megami Paradise II [PC FX] | Riris |
| Mercurius Pretty End of the Century [Dreamcast] | Homunculus (Fancy) |
| Metal Angel 2 [PC Engine] | Hayasaka Makoto |
| Minna no Golf 3 [Windows] | Aika |
| Minna no Golf 3 [Windows] | Nanako |
| Minna no Golf 4 [PlayStation 2] | Nanako |
| Mitsumete Knight [Playstation] | Anne |
| One Piece -Tobidase Kaizokudan [PlayStation] | Kaya |
| Otometeki Renai Kakumei Raburebo!! [PlayStation 2, PSP] | ? |
| Para Para Paradise [FM Towns, Windows] | Akane |
| Pocket Love [Game Boy] | Saiki Ruruna |
| Popful Mail [PC Engine] | |
| Princess Connect Re:Dive [smartphone] | Misato |
| Project X Zone 2: Brave New World [N3DS] | Urashima Chizuru |
| Puyo Puyo CD Tsuu [PC Engine] | Trio The Banshee |
| Quiz DE Gakuensai [PC Engine] | Miina |
| Quo Vadis [Sega Saturn] | Maria Cinder |
| Rapyuruss Panic [Sega Saturn] | mystery person 2 |
| Ryuuki Denshou Plus [Windows] | Myuu |
| Seishoujo Kantai Virgin Fleet [Playstation] | Haruoshimi Ise |
| Sparkling Feather [PC FX] | Diamond Feather |
| Spectral Force 2 -Eien naru kiseki- [WIN95/98/ME] | Azelea |
| Spectral Force 2 [PlayStation] | Azerea |
| Spectral Force [Windows] | Azelea |
| Spectral Force: Itoshiki Ja'aku [PlayStation] | Azeria |
| Super Real Mahjong P IV [Arcade, PC Engine] | Aina |
| Super Real Mahjong P V [Arcade, PCE, PC FX, SS, 3DO, WIN95] | Aina |
| Touhou Chin'yuuki Halfling Ha [Playstation] | Goku |
| Twinbee RPG [PlayStation] | Madoka |
| Twinbee Taisen Puzzle-dama [Playstation] | Madoka |
| Voice Paradice Excella [Playstation] | Jasmin |
| Voice Paradice Excella [Playstation] | Citron |
| Voice Paradice Excella [Playstation] | Cinamon |
| Voice Paradise [PC FX] | Jasmin |
| Voice Paradise [PC FX] | Citron |
| Voice Paradise [PC FX] | Cinamon |
| Win Back [Nintendo 64, PlayStation 2] | Lisa Roberts |
| Xenosaga Episode I -Der Wille zur Macht- (Chikara he no ishi) [PlayStation 2] | Faberonia |
| Xenosaga Episode II -Jenseits von Gut und Bose- (Zen'aku no higan) [PS2] | Feburonia |
Drama
Mariko has done the following roles in audio drama.
| Battle Girl Ai [CD] | Ai |
| Clover [CD] | Suzuki Saya |
| Denshin Mamotte Shugogetten! [CD] | Shugogetten Shaolin |
| Dirty Pair Flash [CD] | Yuri |
| Eiyuu Densetsu III -Shiroki Majo- [CD] | Kurisu |
| Eiyuu Densetsu III -Shiroki Majo- Kenketsu Hen [CD] | Kurisu |
| Eiyuu Densetsu III -Shiroki Majo- Wakatareta Mizuumi [CD] | Kurisu |
| Eiyuu Densetsu III Shiroki Majo [CD] | Kris |
| Fushigi no Kuni no Miyuki chan [CD] | Miyuki chan |
| Ginga Ojousama Densetsu Yuna Galaxy Wave [CD] | Jinguuji Shiori |
| GS Mikami [CD] | Okinu |
| GS Mikami Gokuraku Daisakusen!! [CD] | Okinu chan |
| Haiyore! Nyaruko-san [CD] | Luhey |
| Idol Project [CD] | Mimu Emilton |
| Kanon [CD] | Minase Nayuki |
| Kanon [CD] | Piro |
| Kishou Seireiki [CD] | Yumemi |
| Kouda Mariko no Radio Canvas Special [CD] | ? |
| Makeruna! Makendou [CD] | Madonnaa |
| MAPS [CD] | Hoshimi |
| Marmalade Boy [CD] | Koishikawa Miki |
| Motto! Tokimeki Memorial [CD] | Juuichiya Megumi |
| Naughty Boy [CD] | ? |
| Pocket Love [CD] | Saiki Ruruna |
| PopFul Mail Paradise 1, 2, 3, 4, 5 [CD] | Kachuusha |
| Popful Mail The Next Generation [CD] | Kachuusha |
| Quo Vadis [CD] {Volume 2-6} | ? |
| Radon [Radio] | ? |
| Samurai Spirits [CD] | ? |
| Seishun Adventure [Radio] {Majotachi no tasogare} | ? |
| Seiyuu daisuki [CD] {Volume 2} | ? |
| Spectral Force 2 [CD] | ? |
| Tarako Pappara Paradise [CD] | Kachuusha |
| Tarako Pappara Paradise [CD] | Kurisu |
| Tokimeki Memorial [CD] | Juuichiya Megumi |
| Tokimeki Memorial Saigo no Natsuyasumi [CD] | Juuichiya Megumi |
| Tsubasa wo motsu mono [CD] | Kotobuki |
| Twinbee Paradise [CD] | Madoka |
| Twinbee Paradise [CD] {3} | Navigator |
| Twinkle Saber Nova Scramble Star [CD] | Suzunari Hayana |
| Twinkle Saver Nova [CD] | Suzunari Hayana |