
Quick answer — Yuna Nemoto voices Shirota in Blue Period, Homare Azuma in Chained Soldier Season 2, Mizuki Hino in Solo Camping for Two and 1 more characters.
Yuna Nemoto voices Shirota (Blue Period), Homare Azuma (Chained Soldier Season 2), Mizuki Hino (Solo Camping for Two), Shiho Izumi (Whisper Me a Love Song).
Shirota is voiced in Japanese by Yuna Nemoto.