Etymology and distribution of 礒永.

Isonaga 【礒永】^{レベル3
About 130}  The Japanese surnames etymology dictionary.

Nagano-ken Iida-shi . Nagano-ken Iida-shi Kamigo - Kuroda is based. It was in the Edo period in the same place. In the same place there is a belief that Mr. Fujiwara's descendant came back to farmers after the turbulence of 1427 (the first year of Senjin) to 1477 (the 9th year of civilization). 藤原 Fujiwara reference.