How many movies have Atsushi Watanabe and Kinuko Ōtori acted in together?

They have worked on 4 movies together! Their first movie together was Kōmon to yajikita kara su-gumi ihen (1951) and was their highest rated movie together. They have not worked together since 旗本退屈男　謎の紅蓮塔 (1957).