Ikue Ōtani is a Japanese actress and voice actress from Kashiwazaki, Niigata, affiliated with Mausu Promotion. She is best known for her roles in the Pokémon series, One Piece, Detective Conan, and Uchi no Sanshimai. She is currently attached to Mausu Promotion. Her pet name is \"Iku-chan\". She is known for playing both male and female roles, and sometimes plays multiple roles in one production. She is a native of Tokyo, but grew up in Niigata Prefecture.