How many movies have Kazuyuki Sakamoto and Takafumi Ohashi collaborated on?

They have worked on 6 movies together! Their first movie together was Honto Ni Atta! Noroi No Video 11 (2004) while their highest rated movie together was Death Train (2004). They have not worked together since Honto ni Atta! Noroi no Video 15 (2005). They are most known for their horror films together.