How many movies have Rina Ishihara and Sadao Sadaoka collaborated on?

They have worked on 1 movie together! Their first movie together was ADN-057 I Want To Be Loved By You... Rina Ishihara (2015) and was their highest rated movie together. They have not worked together since ADN-057 I Want To Be Loved By You... Rina Ishihara (2015).