How many movies have Hikaru Konno and Kawajiri collaborated on?

They have worked on 2 movies together! Their first movie together was I'm A Dirty Old Man, and When I Drugged These 7 Ladies Living in A Shared Living House, They Transformed Into Horny Sluts! It Was Like A Harlem, Because They Were All Cumming for My Cock! (2016) and was their highest rated movie together. They have not worked together since What!? Are You Serious!? My Horn Dog Friend's Bitchy Sex Friend Was My Big Sister! My Friend At Work Showed Me A Picture Of His New Sex Friend, And It Turned Out To Be My Big Sister!? (2018).