Etymology and distribution of 久根.

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!

久根さんの分布

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 40)
2 Yamanashi-ken(About 20)
3 Ibaraki-ken(About 10)
4 Kanagawa-ken(Very rare)
4 Okinawa-ken(Very rare)
4 Hiroshima-ken(Very rare)
4 Oosaka-fu(Very rare)
4 Hyougo-ken(Very rare)
4 Mie-ken(Very rare)
PopulationAbout 90
Ranking32,484
Rank by city
1 Suwa-gun Fujimi-machi(About 20)
2 Fujiyoshida-shi(About 10)
3 Kuwana-shi(Very rare)
3 Yokosuka-shi(Very rare)
3 Minamitsuru-gun Fujikawaguchiko-machi(Very rare)
3 Yamanashi-shi(Very rare)
3 Matsumoto-shi(Very rare)
3 Chino-shi(Very rare)
3 Suwa-shi(Very rare)
3 Okaya-shi(Very rare)
Rank by subregion
1 長野県 諏訪郡富士見町 富士見(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 Yamanashi-ken(0.00169%)
2 Nagano-ken(0.00148%)
3 Okinawa-ken(0.000396%)
4 Ibaraki-ken(0.000285%)
5 Mie-ken(0.000219%)
6 Hiroshima-ken(0.000144%)
7 Hyougo-ken(Very rare)
8 Kanagawa-ken(Very rare)
9 Oosaka-fu(Very rare)
Rank by city
1 Suwa-gun Fujimi-machi(0.0953%)
2 Shimajiri-gun Kumejima-chou(0.0426%)
3 Minamitsuru-gun Fujikawaguchiko-machi(0.0151%)
4 Fujiyoshida-shi(0.0145%)
5 Yamanashi-shi(0.00895%)
6 Yuuki-shi(0.00801%)
7 Suwa-shi(0.00703%)
8 Okaya-shi(0.00632%)
9 Chino-shi(0.00562%)
10 Hatsukaichi-shi(0.00424%)
Rank by subregion

Notable cities

Suwa-gun Fujimi-machi

マッポン! で分布を見る