Etymology and distribution of 惠川.

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

Mie-ken Ise-shi · Aichi-ken . Mie-ken Ise-shi The owner of the shrine of the Ise shrine in Toyokawa Town tells that Mr. Yokohama has been called from 1504 to 1521 (Year Period). 横橋 Yokohashi reference.