How many movies have Jean Chalopin and Tetsuo Katayama collaborated on?

They have worked on 3 movies together! Their first movie together was Here Come the Littles (1985) while their highest rated movie together was The Littles: Liberty and the Littles (1986). They have not worked together since The Littles: Liberty and the Littles (1986). They are most known for their animation films together.