Tokoji is an Obaku Zen temple founded by Egyoku who was a renowned priest from Hagi. Egyoku founded it with the patronage of the 3rd lord of the Choshu domain. This is the family temple of the Mori clan, the successive lords of Choshu domain. It is located in the city of Hagi in Yamaguchi Prefecture,Japan. The beautiful sanmon gate,called Gedatsumon, was dedicated by the 10th lord Mori Narihiro in 1812. This gate is made of zelkova lumbers, being joined together without nails.