
Quick answer — Karin Isobe voices Saki Tenma in COLORFUL STAGE! The Movie: A Miku Who Can't Sing, Kana Fujii in Healer Girl, Mio Natsume in Just Because! and 4 more characters.
Karin Isobe voices Saki Tenma (COLORFUL STAGE! The Movie: A Miku Who Can't Sing), Kana Fujii (Healer Girl), Mio Natsume (Just Because!), Hitamu Kyan (Immoral Guild), Miaowu (THE LAST SUMMONER), Astea (Hero Without a Class: Who Even Needs Skills?!), Hifumi Benibana (Iwakakeru -Sport Climbing Girls-).
Saki Tenma is voiced in Japanese by Karin Isobe.