Shirobako (lit., "White Box") is a 2014-2015 anime series produced by P.A. Works and directed by Tsutomu Mizushima, with a manga adaptation serialized in Media Works's Dengeki Daioh imprint starting September 2014.
The series follows five friends who once worked together in a high-school animation club as they struggle to survive as professionals in the animation industry in hopes of someday fulfilling their dream of producing an anime series.