Daigo-ji is a Buddhist temple located in Fushimi-ku, Kyoto. Daigo literally means "ghee" and is used as a figurative way of saying "crème de la crème", which is a metaphor for the profound purity of Buddhist thought. The temple is an important site for the Shingon sect of Japanese Buddhism and is one of the country's many World Heritage Sites. You can reach Kyoto from Tokyo in approximately 3-4 hours by train.