Etymology and distribution of 幸畠.

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

Shimane-ken Yasugi-shi . Shimane-ken Izumo-shi birthplace of Lake Tomariumi (Sashi Mi). A place name with a record since the Edo period. The place name was also written "Sekai" and there was also pronunciation of Sasimi.