In a small Tokyo apartment, twelve-year-old Akira must care for his younger siblings after their mother leaves them and shows no sign of returning.
Nobody Knows is a 2004 Japanese drama film based on the 1988 Sugamo child abandonment case. The film is written, produced, directed and edited by Hirokazu Kore-eda, and it stars Yuya Yagira, Ayu Kitaura, and Hiei Kimura.