Etymology and distribution of 實沢.

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

大阪府吹田市。実沢の異形。大阪府吹田市吹東町に分布あり。

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

Niigata-ken , Shiga-ken , Hokkaidou .

① Niigata-ken Niigata-shi Birth of Kosuto in Akiha Ward. A place name with a record since the Edo period. Niigata-ken Murakami-shi Osudo / Kosudo (formerly: Suzuto (st)) is a place name with a record since the North and the North. Niigata-ken Niigata-shi Shoose Minami-ku is based.

② Shiga-ken Maibara-shi Originated from Higashi Sudo · Nishi Sudo in the small figure of the face .