
Quick answer — Hinata Satou voices Junna Hoshimi in Revue Starlight, Mizuki Akiyama in COLORFUL STAGE! The Movie: A Miku Who Can't Sing, Betchy in MOBILE SUIT GUNDAM HATHAWAY The Sorcery of Nymph Circe and 4 more characters.
Hinata Satou voices Junna Hoshimi (Revue Starlight), Mizuki Akiyama (COLORFUL STAGE! The Movie: A Miku Who Can't Sing), Betchy (MOBILE SUIT GUNDAM HATHAWAY The Sorcery of Nymph Circe), Noa Fukushima (D4DJ First Mix), Leah Kazuno (Love Live! Sunshine!!), Chikuma Tanesato (My Stepmom's Daughter is My Ex), Su-Jin Kang (True Beauty).
Junna Hoshimi is voiced in Japanese by Hinata Satou.