「Era」(えら)さんの名字の由来、語源、分布。

① Topography . A variant of the 大港 . Hiroshima-ken Hiroshima-shi Tell him that he was engaged in fishing in Nishi-ku Kusatsu-nami. Estimated in the Edo period. Niigata-ken Gosen-shi Issei is based. The land is inland. Yamagata-ken Yonezawa-shi Marunouchi was in the Edo period in the clan of the Yonezawa clan in the clan office.

② Iwate-ken Kuji-shi Originated from Omaki's Omaki's Omaki's Otaki .

2022年 1月 29日更新

Whole Japan		Prefectures
レベル	5	1　Ooita-ken(About 600) 2　Fukuoka-ken(About 600) 3　Toukyou-to(About 100) 4　Hiroshima-ken(About 80) 4　Oosaka-fu(About 80) 6　Kumamoto-ken(About 70) 7　Aichi-ken(About 50) 8　Kanagawa-ken(About 50) 8　Yamaguchi-ken(About 50) 8　Hyougo-ken(About 50)
Population	About 2,000
Ranking	5,060

Rank by city
1　Usa-shi(About 200) 2　Nakatsu-shi(About 200) 3　Kitakyuushuu-shi Kokuraminami-ku(About 130) 4　Ooita-shi(About 100) 5　Bungooono-shi(About 60) 6　Kitakyuushuu-shi Kokurakita-ku(About 40) 6　Iidzuka-shi(About 40) 8　Kitakyuushuu-shi Yahatanishi-ku(About 30) 8　Toyota-gun Oosakikamijima-chou(About 30) 10　Beppu-shi(About 30)

Rank by subregion
1　大分県中津市牛神(About 80) 2　福岡県北九州市小倉南区曽根新田(About 50) 3　大分県豊後大野市新殿(About 40) 4　大分県宇佐市小向野(About 30) 5　大分県宇佐市上拝田(About 30) 6　熊本県阿蘇郡南阿蘇村久石(About 20) 6　大分県宇佐市東恵良(About 20) 8　山口県周南市栗屋(About 20) 8　大分県宇佐市上恵良(About 20) 10　大分県宇佐市上矢部(About 10)

Rank by subregion