Karen Strassman is an American actress who is best known for providing voices for Japanese anime, animation, and video games. She is best known for her roles as Kallen Stadtfeld in Code Geass, Rouge the Bat in the Sonic the Hedgehog series (since 2010), Miyuki Takara in Lucky Star, Sawako Yamanaka in K-On!, Rider in Studio Deen's Fate/stay night, Sola-Ui Nuada-Re Sophia-Ri in Fate/Zero, and Momo Hinamori in Bleach.
