How many movies have Noriko Shishikura and Tatsumi Nikamoto collaborated on?

They have worked on 3 movies together! Their first movie together was Ultraman: Great Monster Decisive Battle (1979) while their highest rated movie together was Ultra Q The Movie: Legend of the Stars (1990). They have not worked together since Ultra Q The Movie: Legend of the Stars (1990). They are most known for their science fiction films together.