In 1910, with the help of South Buddhist Association, he did a census of Buddhist people of Madras. He found there were 18,000. Narasu gave lectures at various places to promote Buddhism. He also organised four Buddhist conferences. The first was held in 1917 at Moore Pavilion People’s Park in Madras. The second was in 1920 in Bangalore. The third was in Madras in 1928. The fourth one was in Bangalore Presidency, at Tirupatur Kolar Gold Field in 1932. 