* Based on the Japanese folk tale Nezumi no Sumo (ねずみのすもう). A farmer witnesses the sumo match of his house's mice and is disappointed when they lose horribly. He and his wife prepare a feast to help the mice train for their next match. The next night, they go to see how their mice fare against the competition... Note: The seventh in a series of short films produced to screen exclusively at the Studio Ghibli Museum in Japan. There has been no commercial release for this film, which premiered at the museum's Saturn Theater on 3 January 2010.