Notable for her voice acting roles in numerous Japanese animated series, films, and video games, she is perhaps best known for her work in Nana; Fullmetal Alchemist; Naruto; Digimon; and Shaman King.
Before beginning her entertainment career, she studied at the Toho Gakuen College of Drama and Music and took Korean language courses at Yonsei University.
She won a Seiyu Award for her work in the anime series Nana.
The child of Korean parents, she grew up in Tokyo, Japan.
She dubbed American actress Hilary Swank in a number of films, including Freedom Writers, Amelia, and Conviction.