How many movies have Jun'ichi Yamamoto and Kensuke Tsukuda collaborated on?

They have worked on 1 movie together! Their first movie together was Noroi no Doraibu Shiawase ni Narenai Kanashii Hana (2010) and was their highest rated movie together. They have not worked together since Noroi no Doraibu Shiawase ni Narenai Kanashii Hana (2010).