How many movies have Naoki Nagase and Toshihiko Seki acted in together?

They have worked on 4 movies together! Their first movie together was Kamen Rider Den-O The Movie: I’m Born! (2007) while their highest rated movie together was Farewell Kamen Rider Den-O: Final Countdown (2008). They have not worked together since Super Kamen Rider Den-O Trilogy - Episode Yellow: Treasure de End Pirates (2010). They are most known for their adventure films together.