How many movies have Keiichi Hasegawa and Takami Yoshimoto collaborated on?

They have worked on 3 movies together! Their first movie together was Ultraman Tiga & Ultraman Dyna: Warriors of the Star of Light (1998) while their highest rated movie together was Superior Ultra 8 Brothers (2008). They have not worked together since Superior Ultra 8 Brothers (2008). They are most known for their science fiction films together.