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
Inthawichayanon a grandson of "Prince Khamfan", the 3rd ruler of Chiangmai. He was concerned about the preservation of the mountain forests in the Thai highlands. Before he died he ordered that his remains be kept at Doi Luang, the highest mountain of the Thanon Thong Chai Range, which was renamed Doi Inthanon after his death. In 1883, a rumour that Queen Victoria of Great Britain intended to adopt his daughter, Dara Rasmi, spread from Burma to Chiangmai and Bangkok, alarmed Siamese government of British desire in Lanna. The Siamese King sent his brother, Prince Prince Bijitprijakara, to Chiangmai to forward the