How many movies have Junji Inagawa and Saya Hikita acted in together?

They have worked on 5 movies together! Their first movie together was Junji Inagawa - Shikoku Pilgrimage: Terrifying Sites - The True "Death Country" 88 Sacred Places - VOL.1 (2010) and was their highest rated movie together. They have not worked together since Junji Inagawa - Terrifying Sites Final Chapter Part 2: The Beginning of the End Vol.2 (2016). They are most known for their horror films together.