a refrigerator, stove, and microwave oven. In practice, however, most fall somewhere in between. A typical indoor has in it a recess three or four feet wide and two feet deep, the , possibly with a tatami mat in front of it, equipped with a traditional sink, the (a long metal tub sunk into the floor and covered with a bamboo grate called ), several wooden shelves for storing tea supplies, and a board with pegs for hanging ladles and towels. Where there is no permanent built-in with these facilities, a portable unit called an okimizuya may be used. There are manufacturers of such units. Whatever the style and size of this area, it will be kept scrupulously clean and organized, each school having its preferred order of arranging the utensils. The special Some tea rooms may have a special type of built-in recessed cabinet called . It is built into the wall of the tea room, at floor level, on the side where the host's mat is situated, and has sliding doors so that it can be closed from view of the guests. A plain lacks the water drainage facility that a features, and therefore functions differently from a . Both and are innovations meant for the use of hosts who have difficulty walking and getting up and down from the seiza sitting position, such as the elderly in particular. According to A. L. Sadler, the name is taken from the boxes in which strolling puppeteers kept their dolls, and was first borrowed by Sen no Rikyū. were first placed on the floor, then hung on the wall, and finally built in. References External links Image of a small built-in mizuya Image of built-in mizuya at Doyu-an View of the main mizuya at the Urasenke Konnichian historical tea room complex, Kyoto Chadō Architecture in Japan Rooms