How many movies have Ichirô Hoshi and Saburo Ishikura collaborated on?

They have worked on 1 movie together! Their first movie together was Roving Police Chief Kazama Shohei 2 - Lake Tazawa Murder Case (2004) and was their highest rated movie together. They have not worked together since Roving Police Chief Kazama Shohei 2 - Lake Tazawa Murder Case (2004).