「Oiri」(おいり)さんの名字の由来、語源、分布。

Yamaguchi-ken , Fukuoka-ken . Last name including "Oka", 藤原 surname. It was in the Yamaguchi-ken Houfu-shi during the Warring States Period. 藤原 Fujiwara reference.

2022年 5月 1日更新

Whole Japan		Prefectures
レベル	3	1　Shizuoka-ken(About 70) 2　Kyouto-fu(About 10) 3　Ibaraki-ken(Very rare) 3　Toukyou-to(Very rare)
Population	About 90
Ranking	33,267

Rank by city
1　Shizuoka-shi(About 60) 2　Nagaokakyou-shi(Very rare) 2　Mukou-shi(Very rare) 2　Kyouto-shi Kita-ku(Very rare) 2　Numadzu-shi(Very rare) 2　Hamura-shi(Very rare) 2　Hitachi-shi(Very rare)

Rank by subregion
1　静岡県静岡市安東(About 10) 1　静岡県静岡市西草深町(About 10)

Etymology and distribution of 尾入.