How many movies have Ryuji Katagiri and Toshiaki Tsushima collaborated on?

They have worked on 16 movies together! Their first movie together was Battles Without Honor and Humanity (1973) while their highest rated movie together was Battles Without Honor and Humanity: Deadly Fight in Hiroshima (1973). They have not worked together since Night Train (1987). They are most known for their crime films together.