Etymology and distribution of 宇根沢.

Unezawa 【宇根沢】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Yamaguchi-ken Houfu-shi · Hyougo-ken Koube-shi Suma-ku. 江 There surname. Toyama-ken Toyama-shi Honmaru was in the Edo period in the clan of Toyama of the Clan office. 江 Gou reference.