How many movies have Ichitarō Kuni and Toshiaki Tsushima collaborated on?

They have worked on 5 movies together! Their first movie together was Gamblers: The Dragon Tattoo (1967) while their highest rated movie together was Battles Without Honor and Humanity: Final Episode (1974). They have not worked together since Battles Without Honor and Humanity: Final Episode (1974). They are most known for their drama films together.