「Kouo」(こうお)さんの名字の由来、語源、分布。

① Aomori-ken San'nohe-gun San'nohe-machi Originated by Kawabori Sakai (Saaka Nozawa). It is distributed in the same place.

② Topography . From the edge of the border. Nagano-ken Komagane-shi Ako is based. Iwate-ken Ichinoseki-shi The inside of the castle was in the Edo era in the Ichinoseki clan of the clan office.

2022年 4月 10日更新

Whole Japan		Prefectures
レベル	3	1　Saga-ken(About 100) 2　Fukuoka-ken(About 60) 3　Nagasaki-ken(About 10) 3　Toukyou-to(About 10) 3　Aichi-ken(About 10) 6　Hiroshima-ken(Very rare) 6　Shimane-ken(Very rare) 6　Oosaka-fu(Very rare) 6　Saitama-ken(Very rare) 6　Hyougo-ken(Very rare)
Population	About 200
Ranking	21,280

Rank by city
1　Kashima-shi(About 60) 2　Saga-shi(About 20) 3　Kitakyuushuu-shi Moji-ku(About 10) 3　Kitakyuushuu-shi Kokurakita-ku(About 10) 3　Dazaifu-shi(About 10) 3　Ureshino-shi(About 10) 3　Sasebo-shi(About 10) 8　Takeo-shi(Very rare) 8　Setagaya-ku(Very rare) 8　Goutsu-shi(Very rare)