Doi Toshikatsu Doi Toshikatsu The adopted son of Doi Toshimasa, Toshikatsu is generally believed to be the biological son of Mizuno Nobumoto, though there are some who claim he was an illegitimate son of shōgun Tokugawa Ieyasu. He served the shogunate as advisor to shōgun Tokugawa Hidetada for many years, and played an important role in communicating and overseeing the enforcement of shogunal policy across the country; Doi also helped effect trade and diplomatic relations between Japan and the Thai Kingdom of Ayutthaya. He lost much of his influence and power upon Hidetada's death in 1632. Six years later, Doi became one
Wat Phra That Doi Suthep placed by the king on the back of a white elephant which was released into the jungle. The elephant is said to have climbed up Doi Suthep, at that time called Doi Aoy Chang ("Sugar Elephant Mountain"), stopped, trumpeted three times, then dropped dead. This was interpreted as an omen. King Nu Naone immediately ordered the construction of a temple at the site. The name of the Temple (Wat Phra That Doi Suthep) actually explains what the temple has. "Phra" entails of an honorific Buddha image, and "That" means a relic. Combining the two tells that there is a relic