
Quick answer — Momoyo Koyama voices Karen Aijou in Revue Starlight, Chihori Hokuto in TEPPEN!!!!!!!!!!!!!!! Laughing 'til You Cry.
Momoyo Koyama voices Karen Aijou (Revue Starlight), Chihori Hokuto (TEPPEN!!!!!!!!!!!!!!! Laughing 'til You Cry).
Karen Aijou is voiced in Japanese by Momoyo Koyama.