Etymology and distribution of 螧沢.

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

Shizuoka-ken , Kanagawa-ken . Terrain . Shizuoka-ken Numadzu-shi In Nishiurajunikai, Odawara Castle in Kanagawa-ken Odawara-shi castle fell in 1590 (Tensho 18th year), with the name of Yamato surname named after Nara-ken (Old: Yamato) Later say "Addose" and disguise it. 大和 Yamato reference.