How many movies have Tamami Natsu and Tonpei Hidari acted in together?

They have worked on 4 movies together! Their first movie together was The Bad Boss (1968) while their highest rated movie together was Delinquent Boss: Wolves of the City (1969). They have not worked together since Delinquent Girl Boss: Tokyo Drifters (1970). They are most known for their action films together.