Steppingstones are described in a diagram of the tea room established by Shoei MATSUYA, Nurishi (a maker of lacquer ware and handiworks) in Nara, around the same time, and 'Shogi' (camp stool, folding stool), allegedly a prototype of Machiai (tea house to lend seats and tables, or rooms), is also written ("Matsuya's Secret Writings on Tea Ceremony.")
同じころ奈良の塗師松屋松栄が設けた茶室の図には飛び石の記載があり、また待合の原型と思われる「シヨウギ（床几）」の書き入れもある（「松屋茶湯秘抄」）。