How many movies have Kazuya Hamana and Taro Kawazu collaborated on?

They have worked on 3 movies together! Their first movie together was Japan Sinks (2006) while their highest rated movie together was All-Round Appraiser Q: The Eyes of Mona Lisa (2014). They have not worked together since All-Round Appraiser Q: The Eyes of Mona Lisa (2014). They are most known for their drama films together.