Bright Lights Film Journal Article on Mizoguchi's 1941-42 Japanese epic http://www.brightlightsfilm.com/26/ronin.html

IMDb: Genroku Chushingura (1941) Summary and cast overview. http://imdb.com/title/tt0033654/

Allwatchers Leviathan Spotlight Very detailed analysis of the movie, and listings of similar movies. Sign up to become a movie scholar on the site. http://www.allwatchers.com/Topics/Info_3780.asp