Naka-oki, 中置, middle-place, arrangement with fu-ro, 風炉, wind-hearth, set on an ō-ita, 大板, large-board; 14 x 14 sun kane-jaku. The center of the ōita is placed in the center of the han-jō, 半畳, half-tatami, equidistant from the four edges of the tatami. Placed in front of the ōita is the ya-hazu ita, 矢筈板, arrow-nock-board; length 14 x 9 sun kane-jaku. Perhaps the Nakaoki arrangement with ōita is the origin of the size of the yahazuita. The yahazu-ita is used to display a hana-ire, 花入, flower-receptacle, in the tokonoma, and most often placed in the middle of the tokonoma, rather like a Buddhist altar. There are slight variations...