Etymology and distribution of 渕井.

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!

渕井さんの分布

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 Nagano-ken(About 120)
2 Kyouto-fu(About 20)
3 Toukyou-to(About 10)
3 Saitama-ken(About 10)
3 Hokkaidou(About 10)
6 Chiba-ken(About 10)
7 Kanagawa-ken(Very rare)
7 Shimane-ken(Very rare)
PopulationAbout 200
Ranking21,803
Rank by city
1 Kamiina-gun Minowa-machi(About 90)
2 Maidzuru-shi(About 10)
3 Iida-shi(About 10)
3 Sapporo-shi Chuuou-ku(About 10)
5 Atsugi-shi(Very rare)
5 Hachiouji-shi(Very rare)
5 Izumo-shi(Very rare)
5 Kyouto-shi Shimogyou-ku(Very rare)
5 Nagano-shi(Very rare)
5 Ina-shi(Very rare)
Rank by subregion
1 長野県 上伊那郡箕輪町 東箕輪長岡(About 40)
2 長野県 上伊那郡箕輪町 東箕輪小河内(About 20)
3 長野県 上伊那郡箕輪町 中箕輪沢(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
Ratios0.000156% 1 Nagano-ken(0.00443%)
2 Kyouto-fu(0.000665%)
3 Shimane-ken(0.000463%)
4 Saitama-ken(0.00022%)
5 Hokkaidou(0.000209%)
6 Chiba-ken(0.000176%)
7 Toukyou-to(0.000149%)
8 Kanagawa-ken(Very rare)
Rank by city
1 Kamiina-gun Minowa-machi(0.309%)
2 Kamiina-gun Tatsuno-machi(0.0144%)
3 Maidzuru-shi(0.0119%)
4 Hamura-shi(0.00948%)
5 Iida-shi(0.00686%)
6 Sapporo-shi Chuuou-ku(0.00603%)
7 Kyouto-shi Shimogyou-ku(0.00582%)
8 Chikuma-shi(0.00568%)
9 Ina-shi(0.00502%)
10 Kazo-shi(0.00412%)
Rank by subregion
1 長野県 上伊那郡箕輪町 東箕輪小河内(3.23% / About 20)
2 長野県 上伊那郡箕輪町 東箕輪長岡(2.75% / About 40)

Notable cities

Kamiina-gun Minowa-machi

マッポン! で分布を見る