
Quick answer — Miyuki Kobori voices Riko Nagase in Sound! Euphonium, Ran Tachibana in Free! -Iwatobi Swim Club-, Mamoru Izuna in Gundam Build Fighters Try.
Miyuki Kobori voices Riko Nagase (Sound! Euphonium), Ran Tachibana (Free! -Iwatobi Swim Club-), Mamoru Izuna (Gundam Build Fighters Try).
Riko Nagase is voiced in Japanese by Miyuki Kobori.