Etymology and distribution of 小桝.

Komasu 【小桝】^{レベル3
About 90}  The Japanese surnames etymology dictionary.

Hokkaidou , Toukyou-to , Niigata-ken .

Originated from Gunma-ken Shibukawa-shi . The name of a place with a record in the notation of "Shibukawa" in the Northern and Morning Dynasty.

② Shizuoka-ken Shizuoka-shi Shigenbu Shimbun Shibukawa birth. Place name with a record in the notation of "Shibukawa" during the Warring States Period.

③ Fukushima - ken Nihonmatsu - shi The birth of Shibukawa. A place name with a record since the Edo period. Tell the place name according to Shibukawa's residence.

④ Originated from the vicinity of Oosaka-fu Yao-shi (formerly Shibukawa-gun). A place name with a record since the Asuka period.