Yuriko Yamaguchi (山口 由里子, Yamaguchi Yuriko) is a Japanese voice actress and narrator. She was previously affiliated with Vi-Vo and is currently affiliated with Aoni Production. Her major roles include, Nico Robin in One Piece, Ritsuko Akagi in Neon Genesis Evangelion, Sonia in Eureka Seven and Nurse Joy in Pokémon.