How many movies have Kôzô Kubo and Toshiko Kobayashi collaborated on?

They have worked on 4 movies together! Their first movie together was Somewhere Beneath the Wide Sky (1954) while their highest rated movie together was She Was Like a Wild Chrysanthemum (1955). They have not worked together since She Was Like a Wild Chrysanthemum (1955). They are most known for their drama films together.