How many movies have Kayoko Endô and Osamu Iwamura collaborated on?

They have worked on 5 movies together! Their first movie together was Honto Ni Atta! Noroi No Video 71 (2017) and was their highest rated movie together. They have not worked together since Honto Ni Atta! Noroi No Video 75 (2018). They are most known for their horror films together.