How many movies have Kiyoshi Yamamoto and Mika Koide collaborated on?

They have worked on 3 movies together! Their first movie together was Honto ni Atta! Noroi no Video: Dreadful Post - BEST20 (2004) and was their highest rated movie together. They have not worked together since Mysterious! Unbelievable ～Fear Contagion～ (2004). They are most known for their horror films together.