How many movies have N. K. Vishwanathan and S. S. Chandran collaborated on?

They have worked on 7 movies together! Their first movie together was Enga Ooru Kaavakkaaran (1988) while their highest rated movie together was Periya Marudhu (1994). They have not worked together since Periya Marudhu (1994). They are most known for their drama films together.