Mannaka Yukiko roles (games)
Yukiko has done the following roles in games.
| Boku ha Chiisa [Playstation 2] | Ruri |
| Canary (Kanaria) -Kono omoi wo uta ni nosete- [Dreamcast, Windows] | Saeki Ayana |
| Doki Doki On Air 2 [Windows, Mac, Playstation] | Hoshitani Sayaka |
| Doki Doki Pretty League -Lovely Star- [PlayStation] | Saotome Seiryuu |
| Elemental Arts [Windows] | Lear |
| Evergreen Avenue [PlayStation] | Ilumina |
| First Kiss Story [PC FX] | ? |
| First Kiss Story [Playstation] | Kasahara Yoko |
| First Kiss Story [Playstation] | classmate |
| First Kiss Story [Playstation] | nurse |
| Generation of Chaos Next -Ushinawareshi kizuna- [PlayStation 2] | Poro |
| Generation of Chaos: Desire [PlayStation 2] | Poro |
| Getter Robo Daikessen! [PlayStation] | Saotome Michiru |
| Green Green [PlayStation 2, Windows] | Kutsuki Wakaba |
| Grow Lanser [Playstation, PSP] | Princess Retishia |
| Guardian Angel [PlayStation 2] | Retexi-sha Nazauxi |
| Hataraku Shoujo Tekipaki Working Love [PC-Engine, PC-FX] | ? |
| Hexamoon Guardians [PlayStation] | Muse |
| Hokuto no Ken: Seikimatsu Kyuuseishu Densetsu [PlayStation] | Airi |
| Hoshi no Oka Gakuen Monogatari Gakuensai [Playstation] | Fuyou Hitomi |
| Kidou Shinsengumi Moeyo Ken [PlayStation 2] | Yamazaki Sayoko |
| Langrisser IV [Sega Saturn] | Emily |
| Langrisser IV [Sega Saturn] | Listel |
| Langrisser V [Playstation] | Emirii Shougun (General Emily) |
| Mamimume Mogacho no Print Hour [PlayStation 2] | Mogacho |
| Meltylancer The 3rd Planet [PlayStation] | operator |
| Mercurius Pretty End of the Century [Dreamcast] | Honoo no Akki |
| Milky Season [Dreamcast, PlayStation] | Ranzaki Reika |
| Misaki-Aggressive! [PlayStation] | Tsubaki Yuuko |
| Misaki-Aggressive! [PlayStation] | Tsumugi Sayori |
| Natsu Yume Ya Wa [PlayStation 2] | Himuro Ryouko |
| Natsu Yume Ya Wa [PlayStation 2] | Sharu |
| Nightmare Project -Yakata- [Playstation] | Tamami |
| Roommate Asami -Okusama ha joshikousei- [Dreamcast, PlayStation 2] | Katakura Yuriko-sensei |
| Sakurazaka Shouboutai [PlayStation 2] | Kikuhara Chiduru |
| Sentimental Graffiti -Yakusoku- [PlayStation] | Morii Kaho |
| Sentimental Graffiti 2 [Dreamcast, WIN] | Morii Kaho |
| Sentimental Graffiti [Sega Saturn, WIN, Playstation] [debut] | Morii Kaho |
| Sentimental Journey [PlayStation] | Morii Kaho |
| Sotsugyou Next Graduation [Windows] | Suwa Yumiko |
| Spectral Force: Itoshiki Ja'aku [PlayStation] | Kyunne |
| Tomak -Save the Earth- [Windows, Playstation 2] {Windows} | I Soyon |
| Tomak -Save the Earth- [Windows, Playstation 2] {Playstation 2} | Houjou Manami |
| Twinbee RPG [PlayStation] | kikai (machine) |
| Twinbee RPG [PlayStation] | kodomo (child) |
| Zenkoku Seifuku Bishoujo Grand Prix -Find Love [Sega Saturn] | ? |
| Zeus II: Carnage Heart [PlayStation] | Niraada Tesawa |