Sayonara (1957)

Air Force Major Lloyd Gruver Marlon Brando is reassigned to a Japanese air base and is confronted with US racial prejudice against the Japanese people The issue is compounded because a number of the soldiers become romantically involved with Japanese women in defiance of US military policy Ordinarily an officer who is bythebook Gruver must take a position when a buddy of his an enlisted man Joe Kelly Red Buttons falls in love with a Japanese woman Katsumi Miyoshi Umeki and marries her Gruver risks his position by serving as best man at the wedding ceremony