In Seven Samurai (1954) a whole society is on the verge of irrevocable change. Akira Kurosawa's celebrated film, regarded by many to be the major achievement of Japanese cinema, is an epic that evokes the cultural upheaval brought on by the collapse of Japanese militarism in the 16th century, but at the same time echoes also the sweeping cultural changes occurring in the aftermath of the American Occupation that followed Japan's defeat in the Second...