How many movies have Masaki Nanjo and Toyohiko Ishibashi collaborated on?

They have worked on 1 movie together! Their first movie together was The Lady Next Door Whose Bra Has Slipped Up Ichika Kamihata (2014) and was their highest rated movie together. They have not worked together since The Lady Next Door Whose Bra Has Slipped Up Ichika Kamihata (2014).