How many movies have Kenji Shibayama and Taichi Suzuki collaborated on?

They have worked on 4 movies together! Their first movie together was Mysterious! Unbelievable: Exorcism! Most Terrifying Spirit Photographs (2005) and was their highest rated movie together. They have not worked together since Mysterious! Unbelievable: Urban Legends of Darkness (2008). They are most known for their horror films together.