Etymology and distribution of 竜井.

The Japanese surnames etymology dictionary.
https://play.google.com/store/apps/details?id=info.jigensha.jcedfreeGoogle Play で手に入れよう https://apps.apple.com/us/app/id1471109324
↑オフライン検索できるアプリもどうぞ
在日通名大全

日本初、在日通名の研究書「在日通名大全」発売中!
ネットの電話帳 住宅地図 マッポン!

竜井さんの分布

Etymology Related Information provision

Population

Distributions by prefecture
都道府県分布数図
Distributions by city
市区町村分布数図
Distributions by subregion
小地域分布数図
Whole Japan Prefectures
レベル3 1 Oosaka-fu(About 20)
2 Gunma-ken(About 10)
2 Toukyou-to(About 10)
2 Hyougo-ken(About 10)
5 Fukuoka-ken(Very rare)
5 Fukui-ken(Very rare)
5 Kanagawa-ken(Very rare)
5 Hiroshima-ken(Very rare)
5 Nara-ken(Very rare)
5 Chiba-ken(Very rare)
PopulationAbout 70
Ranking36,104
Rank by city
1 Moriguchi-shi(About 10)
1 Isesaki-shi(About 10)
3 Setagaya-ku(Very rare)
3 Kure-shi(Very rare)
3 Kasuya-gun Umi-machi(Very rare)
3 Kidzugawa-shi(Very rare)
3 Echizen-shi(Very rare)
3 Hiratsuka-shi(Very rare)
3 Higashiyamato-shi(Very rare)
3 Nara-shi(Very rare)
Rank by subregion
1 大阪府 守口市 金田町(About 10)

Distributions of ratios

Distributions of ratios by prefecture
都道府県分布比率図
Distributions of ratios by city
市区町村分布比率図
Distributions of ratios by subregion
小地域分布比率図
Whole Japan Prefectures
RatiosVery rare 1 Fukui-ken(0.000478%)
2 Gunma-ken(0.000405%)
3 Nara-ken(0.000297%)
4 Oosaka-fu(0.00023%)
5 Kyouto-fu(0.000166%)
6 Hyougo-ken(0.000164%)
7 Hiroshima-ken(0.000144%)
8 Toukyou-to(Very rare)
9 Fukuoka-ken(Very rare)
10 Chiba-ken(Very rare)
Rank by city
1 Kasuya-gun Umi-machi(0.014%)
2 Kidzugawa-shi(0.00765%)
3 Moriguchi-shi(0.00646%)
4 Higashiyamato-shi(0.0064%)
5 Oosaka-shi Tsurumi-ku(0.00558%)
6 Echizen-shi(0.00461%)
7 Isesaki-shi(0.00438%)
8 Koube-shi Nagata-ku(0.00411%)
9 Hiratsuka-shi(0.00193%)
10 Akashi-shi(0.00163%)
Rank by subregion

マッポン! で分布を見る