...in the grounds of Tsuruga Castle is the Rinkaku (麟閣) tea room, made by one of the lords of the castle (and Aizu) Gamo Ujisato (蒲生氏郷, 1556-1595) to host the teacher of the art of tea and son of its founder, Sen no Rikyu (千利休, 1522-1591), Sen Shoan (千少庵, 1546-1614). For 600 yen, visitors can have tea at the tea room.
(For a bigger version of these pictures both in color and black and white, check my "Japan Arekore" set on Flickr)