How many movies have Akika Kitagawa and Kuninori Yamazaki collaborated on?

They have worked on 4 movies together! Their first movie together was Peach-butt Sisters: Fragrance of Pubic Hair (2004) and was their highest rated movie together. They have not worked together since Baibu-ya no onna shujin: Uneri-nuku (2007). They are most known for their drama films together.