Risa Hayamizu is a seiyu born in Osaka in 1975. As a consequence of her being from Osaka, her roles usually had her speak in the Kansai Regional Accent. She also had fondness in portraying tough ladies and moms, too.
- Fusa Takehara in Xam'd: Lost Memories
- Kagerou in Basilisk
- Kanae aka Moko in Skip Beat!
- Kumiko "Yankumi" Yamaguchi in the Gokusen anime
- Linda Vashti in Gundam 00.
- Maria Momoe in Big Windup
- Matako Kijima in Gintama
- Maya Takahashi in Amagami
- Megumi Kobayashi in Welcome to the N.H.K.
- Mino in Daily Lives of High School Boys
- Nozomi (Zoey) and Yuka (Rhonda) in Pokémon Diamond and Pearl
- Takako Kimura in Kannagi
- Natsuki "Detective of the South" Koshimizu in Detective Conan.