Kotein Temple is one of the sub-temples of the Daitokuji Temple. It is a temple of the Hosokawa Family. It was built by Tadaoki Hosokawa (1603-1867).
Tadaoki Hosokawa is samurai and also master of the tea ceremony. Tadaoki Hosokawa is one of Rikyu's seven most excellent disciples.
"Shokoken" (The teahouse) is two-tatami space for tea ceremony and three-tatami space for cleaning teacups.
It is a layout of Tadaoki's favor.
In precincts, there is a grave of Tadaoki and his wife's Hosokawa Garasha.