Etymology and distribution of 長鷺.

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

Aomori-ken . Aomori-ken Kamikita-gun Oirase-chou Originated from Fujiki Mori, commonly known as Shimoyashiki. In the same place, the place name tells that Genji Watasei and wife of Heian era warrior came down and said that "Mrs. Mrs. Fujinagamori" was called.