How many movies have Rika Hoshimi and Toshiya Kominami collaborated on?

They have worked on 2 movies together! Their first movie together was Bloodbath at Pinky High Part 1 (2012) while their highest rated movie together was Bloodbath at Pinky High Part 2 (2012). They have not worked together since Bloodbath at Pinky High Part 2 (2012).