How many movies have Kenichi Ogata and Rumiko Takahashi collaborated on?

They have worked on 9 movies together! Their first movie together was Urusei Yatsura: Beautiful Dreamer (1984) while their highest rated movie together was Inuyasha the Movie 2: The Castle Beyond the Looking Glass (2002). They have not worked together since Inuyasha the Movie 3: Swords of an Honorable Ruler (2003). They are most known for their animation films together.