
Quick answer — Riho Iida voices Rin Hoshizora in Love Live! School Idol Project, Kana Uehara in Re-Kan!, Miho Shirakawa in ODDTAXI and 7 more characters.
Riho Iida voices Rin Hoshizora (Love Live! School Idol Project), Kana Uehara (Re-Kan!), Miho Shirakawa (ODDTAXI), Shizuka Shishi (Boarding School Juliet), Irma Nuvolari (Dahlia in Bloom: Crafting a Fresh Start with Magical Tools), Persephone II (Dropkick on My Devil!), Hijiri Yajima (FLCL Alternative), Elisa (KING's RAID: Successors of the Will) and 2 more.
Rin Hoshizora is voiced in Japanese by Riho Iida.