How many movies have Katsuya Watanabe and Yousuke Ichikawa collaborated on?

They have worked on 3 movies together! Their first movie together was Mahou Sentai Magiranger vs. Dekaranger (2006) while their highest rated movie together was GoGo Sentai Boukenger vs. Super Sentai (2007). They have not worked together since GoGo Sentai Boukenger vs. Super Sentai (2007). They are most known for their science fiction films together.