Etymology and distribution of 多田隅.

Tadasumi 【多田隅】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Saitama-ken Souka-shi . A variant of the 鳥海 . Tell Saitama-ken Souka-shi that you inserted "no" at Toriumi surname. Estimated in the Edo period. 鳥海 Toriumi reference.