
Quick answer — Maho Matsunaga voices Erina Toudou in Love Live! School Idol Project, Yuna in Hanamaru Kindergarten, Kurumi Kashinoki in NAKAIMO - My Little Sister Is Among Them!.
Maho Matsunaga voices Erina Toudou (Love Live! School Idol Project), Yuna (Hanamaru Kindergarten), Kurumi Kashinoki (NAKAIMO - My Little Sister Is Among Them!).
Erina Toudou is voiced in Japanese by Maho Matsunaga.