Case Closed Episode One: The Great Detective Turned Small, known as Detective Conan Episode "ONE"- The Great Detective Turned Small in Japan, is the sixth animated television special of Case Closed. It was broadcast on the Nippon Television Network System on December 9, 2016. The special, whose subtitle is the same as the second chapter of the manga, serves as a retelling of the entire first and part of the second episodes of the original anime series.