Film actress best known for her Academy Award-nominated role as the deaf and mute Chieko Wataya in Babel. She was the first Japanese actress to be nominated for the award in fifty years. She was nominated for an Asian Film Award for Best Actress for her portrayal of Tran Anh Hung in the 2010 film Norwegian Wood.
Her big screen debut came in the 1999 Japanese film Will to Live.
In 2009, she appeared in her first full English language film, The Brothers Bloom.
She married actor Shota Sometani on December 31, 2014.
She starred in the 2013 Guillermo del Toro science fiction film Pacific Rim.