Nikkō Tōshō-gū is a Tōshō-gū Shinto shrine located in Nikkō, Tochigi Prefecture, Japan. Together with Futarasan Shrine and Rinnō-ji, it forms the Shrines and Temples of Nikkō UNESCO World Heritage Site, with 42 structures of the shrine included in the nomination. Five of them are designated as National Treasures of Japan, and three more as Important Cultural Properties.