How many movies have Gisaburō Sugii and Hayashiya Shōzō IX collaborated on?

They have worked on 6 movies together! Their first movie together was Touch: The Ace Without a Number (1986) while their highest rated movie together was Stormy Night (2005). They have not worked together since The Life of Budori Gusuko (2012). They are most known for their animation films together.