Etymology and distribution of 會津.

Aidzu 【會津】^{レベル3
About 100}  The Japanese surnames etymology dictionary.

Chiba-ken Isumi-shi . Chiba-ken in 藍 Yes surname. Chiba-ken Isumi-shi Wakayama is based. It was in the Edo period in the same place. It is distributed in Tokushima-ken Naruto-shi . 藍 Ai reference.