Etymology and distribution of 大安.

Ooyasu 【大安】^{レベル3
About 400}  The Japanese surnames etymology dictionary.

海川 Umikawa reference.

Daian 【大安】^{レベル3
About 400}  The Japanese surnames etymology dictionary.

Kagoshima-ken .

① Kagoshima-ken Satsumasendai-shi Originated from the small branch of Goshiro-cho.

② Kagoshima-ken Minamisatsuma-shi Originated from Noji Tanuma, a small alphabet of Koneda Kominato. In the same era there was a gate of the gate division system in the Edo period.

③ things . From the gate of the gate division system which was in the Edo period. An example of the location of the gate. Kagoshima-ken Minamisatsuma-shi Kaseda staircase town, Kagoshima-ken Aira-gun Yuusui-chou Kawanishi. "The name" of the gate name is favorable. There are examples where toe is "pass" and bow means "bou".

Daiyasu 【大安】^{レベル3
About 400}  The Japanese surnames etymology dictionary.

Fukuoka-ken Fukuoka-shi Higashi-ku, Okayama-ken Bizen-shi , Miyazaki-ken . Thing . From earthenware. Fukuoka-ken Fukuoka-shi Higashi-ku Aoba, Okayama-ken Bizen-shi Ito is based. Kagawa-ken Marugame-shi Tsuchiya - cho East and Tsuchi - cho West is a geographical name with a record since the North and the North. Kagoshima-ken Satsuma-gun Satsuma-chou From the pottery gate of the gate division system that was in the Edo era when it was nicknamed.