How many movies have Junjō Shindō and Yumeaki Hirayama collaborated on?

They have worked on 1 movie together! Their first movie together was 「Chō」Kowai Hanashi Fikushonzu Hiramatsu Yumeaki no Gankyū Yūen I Dainihon Nokkuauto Gāru (2009) and was their highest rated movie together. They have not worked together since 「Chō」Kowai Hanashi Fikushonzu Hiramatsu Yumeaki no Gankyū Yūen I Dainihon Nokkuauto Gāru (2009).