was a Japanese tea master and priest who was active in the Ryukyu Kingdom. In Ryukyuan history records, his full name was or . He is best known for his diary, the, which chronicled the 1609 Invasion of Ryukyu.[1]
Kian was born in Sakai, Izumi Province, Japan. He studied tea ceremony from Kōin (Japanese: 康印), a disciple of Sen no Rikyū. Later, he learned Waka and Classical Chinese poetry.
Kian came to Ryukyu at the age of 35. He enjoyed a widespread reputation there and several years later he was appointed Chamberlain of the palace and was given the Chinese style surname, .
In the spring of 1609, Satsuma Domain invaded Ryukyu and captured the strategically important Nakijin Castle. Kian went there to request a peace negotiation together with a Buddhist monk named Kikuin, but they were arrested by Satsuma troops. After the war, he was taken to Kagoshima together with King Shō Nei and a number of high officials by Satsuma troops. After Shō Nei returned to Ryukyu, Kian was appointed "imperial tea master" (Japanese: 御茶道).
Kian wrote a Gunki monogatari called during King Shō Hō's reign. It is a very important account of Satsuma's invasion.