How many movies have Gamon Kaai and Yuichi Haba acted in together?

They have worked on 2 movies together! Their first movie together was 連結部分は電車が揺れる 妻の顔にもどれない (2013) and was their highest rated movie together. They have not worked together since Family Court Investigator Akira Yamanobou 2 (2017).