How many movies have Ikio Sawamura and Kihan Nagase collaborated on?

They have worked on 6 movies together! Their first movie together was Zoku sararīman yajikita dōchū (1961) while their highest rated movie together was こんにちは赤ちゃん (1964). They have not worked together since こんにちは赤ちゃん (1964).