
Quick answer — Yuka Inokuchi voices Rin Kamishiro in Maburaho, Nonna Zell in No Game, No Life Zero, Kana Tatebayashi in Yozakura Quartet: Hana no Uta and 9 more characters.
Yuka Inokuchi voices Rin Kamishiro (Maburaho), Nonna Zell (No Game, No Life Zero), Kana Tatebayashi (Yozakura Quartet: Hana no Uta), Chisato Wakamiya (Arms Alchemy), Charlotte Orléans (The Familiar of Zero), Anju Maaka (Karin: Chibi Vampire), Yukari Shinomiya (Kaze no Stigma), Ai Sarue (Love, Election and Chocolate) and 4 more.
Rin Kamishiro is voiced in Japanese by Yuka Inokuchi.