「Shidooka」(しどおか)さんの名字の由来、語源、分布。

Gunma-ken . Terrain . From weirs and mounds. Gunma-ken Fujioka-shi Distributed in Tateishinnda.

2018年 11月 5日更新

Whole Japan		Prefectures
レベル	2	1　Kagoshima-ken(About 10) 2　Toukyou-to(Very rare) 2　Kyouto-fu(Very rare)
Population	About 20
Ranking	Out of ranking

Rank by city
1　Aira-shi(About 10) 2　Kyouto-shi Fushimi-ku(Very rare) 2　Kagoshima-shi(Very rare) 2　Fuchuu-shi(Very rare)

Rank by subregion
1　鹿児島県姶良市北山(About 10)

Etymology and distribution of 志渡岡.