Etymology and distribution of 宇加井.

Ukai 【宇加井】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Toukyou-to Adachi-ku , Oosaka-fu Oosaka-shi Joto-ku. 徳橋 surname yes. Saitama-ken Souka-shi It was in Choshuro during the Edo period. Tokushima-ken Tokushima-shi Tokushima-machi castle inside was in the Edo period in the Tokushima Samurai of the Clan office. 徳橋 Tokuhashi reference.