Yoichi Sai (born 6 July 1949 in Nagano Prefecture, Japan) is a Japanese film director. His mother is Japanese, His father is zainichi Korean. His 2004 film Chi to hone won four Japanese Academy Awards, including two for Sai himself, for Best Director and Best Screenplay. He had previously received two nominations in the same categories for Tsuki wa dotchi ni dete iru. In 1999 he shot Buta no mukui (The