He joined the Indian defence services after his graduation from the Institute of Engineering Technology, Calcutta. He participated in World War II, after which he resigned to find truth and freedom. He became a monk in 1948. He travelled all over India and also taught in Sri Lanka and Burma. Finally he established the Maha Bodhi Society in Bangalore to propagate Buddhism.
In 1952, Moonasinghe, niece of the Venerable Anagarika Dhammapala Maha Upasika —a well-known Buddhist in Bangalore, known to the Maharaja donated him a land for Maha Bodhi Society. He also established schools, hostels, hospitals and an artificial limb centre for the society. He had written 150 books and published two periodicals. He was honored with Abhidhaja Aggamaha Saddhammajotika award by the Myanmar government.
He died at Maha Bodhi Society, Bangalore, on 23 September 2013.
The Dhammapada: The Buddha's Path of Wisdom. Buddhist Publication Society, 1998. ISBN9552401313.
Die Weisheit des Lotus. Philosophie und Praxis buddhistischer Hingabe. ISBN9783897672536.