
Quick answer — Kaoru Mizuhara voices Yomi Isayama in Ga-Rei-Zero, Onna in Genius Party Beyond, Youji in Genius Party and 20 more characters.
Kaoru Mizuhara voices Yomi Isayama (Ga-Rei-Zero), Onna (Genius Party Beyond), Youji (Genius Party), Saki Amano (Kanamemo), Puck (Berserk 2), Kagefusa Manyuu (Manyu Scroll), Haruna (Anohana: The Flower We Saw That Day), Satoshi Honma (Anohana: The Flower We Saw That Day) and 15 more.
Yomi Isayama is voiced in Japanese by Kaoru Mizuhara.