How many movies have Kyū Sakamoto and Tomoko Watanabe acted in together?

They have worked on 7 movies together! Their first movie together was Awamori-kun kanpai! (1961) while their highest rated movie together was Keep Your Chin Up (1962). They have not worked together since Parakin to Kyū-chan mōshiwakenai yarō-tachi (1962).