Etymology and distribution of 有来.

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

Fukushima-ken Fukushima-shi , Ibaraki-ken · Toukyou-to . 大江 surname. Fukushima-ken Fukushima-shi Saying that he was engaged in agriculture at Sasaya Mihara. Estimated in the Edo period. 大江 Ooe reference.