How many movies have Akiharu Ishii and Mitsuhisa Ishikawa collaborated on?

They have worked on 5 movies together! Their first movie together was Patlabor 2: The Movie (1993) while their highest rated movie together was Neon Genesis Evangelion: The End of Evangelion (1997). They have not worked together since Martian Successor Nadesico: The Motion Picture - Prince of Darkness (1998). They are most known for their science fiction films together.