Etymology and distribution of 商張.

Shouchou 【商張】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Ibaraki-ken , Fukushima-ken , Kanagawa-ken . Personal name . In Tochigi - ken Ootawara - shi Susaki tells that he called it from the name that was in the descendant of Sakagutadamura, the warrior of the Heian period. 坂上 Sakagami reference. Ibaraki - ken Kuji - gun Daigo - machi Takashi is a place name with a record since the Sengoku period. The place is the origin. Tell him that he was engaged in agriculture in the same area. Estimated in the Edo period. Ibaraki-ken Mito-shi Sannomaru was in the Edo era in the Mito samurai of the Clan Office, Toyama-ken Imizu-shi Matsuki.