How many movies have Sumito Tama and Tadashi Yoyogi collaborated on?

They have worked on 16 movies together! Their first movie together was Dokyumento poruno: Zoku hatsujô-zoku o hagu (1973) while their highest rated movie together was Semi-dokyumento: Otoko isari (1975). They have not worked together since Semi document: Tsubo saguri (1980).