The Matsuo family was founded by Gensai TSUJI, an adopted son of the Tsuji family in Sakai, who carried on as a dealer in kimono fabrics under the company name of Sumiya in Kyoto.
松尾家の家祖は堺の辻家の養子で、京都で呉服商（屋号は墨屋）を営んだ辻玄哉である。