The Hidden Fortress
The movie director Akira Kurosawa directed a movie about the Akizuki clan, called "The Hidden Fortress" (隠し砦の三悪人 "Kakushi-toride-no-san-akunin"), in 1958. In the film, the clan crest is depicted as a crescent. "The Hidden Fortress" was remade in 2008 by director Shinji Higuchi.