Saichō was a Japanese Buddhist monk credited with founding the Tendai school of Buddhism based on the Chinese Tiantai school he was exposed to during his trip to Tang China beginning in 804. He founded the temple and headquarters of Tendai at Enryaku-ji on Mount Hiei near Kyoto. He is also said to have been the first to bring tea to Japan. After his death, he was awarded the posthumous title of Dengyō Daishi (伝教大師).

A bhikkhu is an ordained male in Buddhist monasticism. Male and female monastics are members of the Sangha.