The basic size is called Hitohaba (cloth width) which has a width of nine Sun (approx. 34cm) of Kujirajaku (a measuring stick used in kimono-making) with the shorter length at approx. 34cm and the longer length at 37cm.
短辺約34cm、長辺約37cm鯨尺九寸のものを一幅と呼び基本とする大きさである。