The 47 Ronin (1941 film)

The 47 Ronin , Genroku Chshingura? , The Treasury of Loyal Retainers of the Genroku era is a 19411942 blackandwhite twopart jidaigeki Japanese film directed by Kenji Mizoguchi, adapted from a play by Seika Mayama. The film chronicles the end of the lives of the fortyseven Ronin.

The first film was released in Japan in 1941, just before the attack on Pearl Harbor.citation needed

Source: Wikipedia