Megumi Toyoguchi (豊口 めぐみ Toyoguchi Megumi) is a Japanese voice actress who voices Pyrrha Nikos and Kali Belladonna in the Japanese dub of RWBY Volumes 1, 2 and 4.
She is most well known for her roles in Black Lagoon as Revy, Danganronpa as Junko Enoshima and Mukuro Ikusaba, Fate/Zero as Sola-Ui Nuada-Re Sophia-Ri, Fullmetal Alchemist as Winry Rockbell and in Pokémon as Dawn.
Megumi took maternity leave from her voice acting work on RWBY in 2016, with her role as Pyrrha in Volume 3 filled in by Shizuka Itō.[1]