How many movies have Makiko and Takahiko Shobu collaborated on?

They have worked on 2 movies together! Their first movie together was Go! Anpanman: The Lyrical Magical Witch's School (1994) while their highest rated movie together was Go! Anpanman: Let's Defeat the Haunted Ship!! (1995). They have not worked together since Go! Anpanman: Let's Defeat the Haunted Ship!! (1995).