Masako has done the following roles in games.

Arc the Lad -Seirei no Tasogare- [PS2]	Tatiyana
Asuka 120% Excellent Burning Fest [Playstation]	Tamaki
Back Guiner [Playstation]	Segawa Tomoe
Boys Be [Playstation]	Fujii Naoko
Boys Be [Playstation]	Chiba Shouko
Doukyuusei 2 [Playstation]	Katagiri Mirei
Doukyuusei 2 [Sega Saturn]	Katagiri Mirei
EVE ZERO -ark of the matter- [WIN]	Ruth Bratchford
EVE ZERO [Playstation]	Ruth Bratchford
Guardian Recall [Playstation]	?
Kaze no Densetsu: Xanadu II [PC-Engine]	Media
Meltylancer -Ginga Shoujo Keisatu 2086- [Sega Saturn]	Lavenne
Meltylancer [Playstation]	Lavenne
Naruto Uzumaki Ninden [Playstation 2]	?
Next King -Koi no Sennen Oukoku- [Playstation]	Charaway
Princess Minerva [PC Engine]	Chiroria
Sailor Moon Super Various Emotion [Sega Saturn]	Sailor Neptune
Sailor Moon Supers Shin Shuyaku Soudatsusen [Playstation]	Sailor Neptune
Tokimeki Mah Jong Paradise -Dear My Love- [Arcade]	Houjou Satsuki
Under Cover -AD2025 Kei- [Dreamcast]	Samejima Kei
Virus [Sega Saturn]	Shelly
Virus [Sega Saturn]	secretary