How many movies have Kanj Kubo and Keiichi Hasegawa collaborated on?

They have worked on 2 movies together! Their first movie together was Ultraman Cosmos 2: The Blue Planet (2002) while their highest rated movie together was Ultraman Cosmos 2: The Blue Planet - Young Musashi Chapter (2002). They have not worked together since Ultraman Cosmos 2: The Blue Planet - Young Musashi Chapter (2002).