How many movies have Koichi Yada and Takaaki Utsunomiya collaborated on?

They have worked on 9 movies together! Their first movie together was Mahou Sentai Magiranger vs. Dekaranger (2006) while their highest rated movie together was Gokaiger Goseiger Super Sentai 199 Hero Great Battle (2011). They have not worked together since Lupinranger vs Patranger vs Kyuranger (2019). They are most known for their adventure films together.