How many movies have Baku Ohwada and Kikuma Shimoiizaka collaborated on?

They have worked on 7 movies together! Their first movie together was Detective Kyosuke Kozu's Murder Reasoning II (1985) and was their highest rated movie together. They have not worked together since Detective Kyosuke Kozu's Murder Reasoning 10 (1990). They are most known for their drama films together.