How many movies have Mamoru Hosoda and Takeshi Kusao collaborated on?

They have worked on 4 movies together! Their first movie together was Dragon Ball Z: Broly – The Legendary Super Saiyan (1993) while their highest rated movie together was Revolutionary Girl Utena: The Movie (1999). They have not worked together since One Piece: Baron Omatsuri and the Secret Island (2005). They are most known for their animation films together.