Spirited Away (2001)
A ten-year-old girl trapped in a bathhouse for spirits. First non-English Best Animated Feature Oscar winner.
Actor: Rumi Hiiragi
Rumi Hiiragi voiced Chihiro in Spirited Away at eleven, and the performance has to carry a character who begins sullen and becomes competent across two hours without ever becoming precocious. She has worked in Japanese live action film and television since.