仏教哲学
His work focuses on Indian Buddhist philosophy, which he engages in a constructive and comparative way. His particular interests are in Indian Buddhist Madhyamaka, and in the appreciation of Indian Buddhist philosophy as an integral part of the broader tradition of Indian philosophy. In this regard, he has been especially interested in issues disputed between Buddhist schools and the orthodox Brahmanical school of Pūrva Mīmāṃsā.