How many movies have Michihei Muramatsu and Yūko Misono collaborated on?

They have worked on 3 movies together! Their first movie together was Mito Kōmon Manyu-ki (1938) while their highest rated movie together was Travels of Lord Mito Pt.1 (1952). They have not worked together since Travels of Lord Mito Pt.2 (1952).