How many movies have Atsushi Tsuda and Yujiro Koseki collaborated on?

They have worked on 3 movies together! Their first movie together was Perverted Art : Sucking Bond (2016) while their highest rated movie together was Kuroi kako-chô: Watashi o semenaide (2017). They have not worked together since Kuroi kako-chô: Watashi o semenaide (2017).