
Quick answer — Akemi Satou voices Shiori Misaka in Kanon (2006), Mia Ogawa in Big Windup! 2, Kanako Fujishima in Electromagnetic Girlfriend and 2 more characters.
Akemi Satou voices Shiori Misaka (Kanon (2006)), Mia Ogawa (Big Windup! 2), Kanako Fujishima (Electromagnetic Girlfriend), Shouko Fuyuumi (La Corda D'Oro: Primo Passo), B-Ko (DearS).
Shiori Misaka is voiced in Japanese by Akemi Satou.