How many movies have Noboru Furuse and Tomoaki Kado collaborated on?

They have worked on 4 movies together! Their first movie together was Kero Kero Keroppi's Three Musketeers (1991) while their highest rated movie together was The Piano Forest (2007). They have not worked together since Lupin the 3rd: The Elusiveness of the Fog (2007). They are most known for their animation films together.