How many movies have Kōichi Mizuhara and Takashi Taniguchi collaborated on?

They have worked on 4 movies together! Their first movie together was The Phantom Samurai (1961) while their highest rated movie together was The Tale of Zatoichi Continues (1962). They have not worked together since 駿河遊侠傳 賭場荒し (1964). They are most known for their action films together.