How many movies have Katsumi Toriumi and Tomokazu Seki acted in together?

They have worked on 2 movies together! Their first movie together was Doraemon: Nobita and the Space Heroes (2015) while their highest rated movie together was Doraemon: Nobita's Treasure Island (2018). They have not worked together since Doraemon: Nobita's Treasure Island (2018).