Etymology and distribution of 下井手.

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!

下井手さんの分布

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 Hiroshima-ken(About 10)
2 Kagawa-ken(About 10)
2 Nagasaki-ken(About 10)
4 Toukyou-to(Very rare)
4 Saitama-ken(Very rare)
4 Hyougo-ken(Very rare)
4 Saga-ken(Very rare)
PopulationAbout 50
Ranking44,347
Rank by city
1 Hatsukaichi-shi(About 10)
2 Kishima-gun Kouhoku-machi(Very rare)
2 Takamatsu-shi(Very rare)
2 Nishisonogi-gun Togitsu-chou(Very rare)
2 Nagasaki-shi(Very rare)
2 Tachikawa-shi(Very rare)
2 Kumagaya-shi(Very rare)
2 Marugame-shi(Very rare)
2 Awaji-shi(Very rare)
2 Hiroshima-shi Higashi-ku(Very rare)
Rank by subregion
1 広島県 廿日市市 小田ノ口(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 Kagawa-ken(0.000764%)
2 Nagasaki-ken(0.000515%)
3 Saga-ken(0.000493%)
4 Hiroshima-ken(0.000433%)
5 Hyougo-ken(Very rare)
6 Saitama-ken(Very rare)
7 Toukyou-to(Very rare)
Rank by city
1 Kishima-gun Kouhoku-machi(0.0424%)
2 Nishisonogi-gun Togitsu-chou(0.0157%)
3 Hatsukaichi-shi(0.00848%)
4 Awaji-shi(0.00638%)
5 Hiroshima-shi Higashi-ku(0.00417%)
6 Marugame-shi(0.00366%)
7 Tachikawa-shi(0.00334%)
8 Kumagaya-shi(0.00223%)
9 Takamatsu-shi(0.00104%)
10 Nagasaki-shi(0.000851%)
Rank by subregion

マッポン! で分布を見る