How many movies have Hidemi Kubo and Tsuguyuki Kubo collaborated on?

They have worked on 4 movies together! Their first movie together was The Stingiest Man in Town (1978) while their highest rated movie together was Macross: Do You Remember Love? (1984). They have not worked together since Macross: Do You Remember Love? (1984). They are most known for their animation films together.