Etymology and distribution of 貝坂.

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!

貝坂さんの分布

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 Hyougo-ken(About 30)
2 Gunma-ken(About 20)
3 Saitama-ken(Very rare)
PopulationAbout 50
Ranking42,658
Rank by city
1 An'naka-shi(About 10)
2 Miki-shi(About 10)
2 Koube-shi Suma-ku(About 10)
4 Koshigaya-shi(Very rare)
4 Takasaki-shi(Very rare)
4 Nishinomiya-shi(Very rare)
4 Koube-shi Kita-ku(Very rare)
4 Akashi-shi(Very rare)
Rank by subregion
1 群馬県 安中市 東上秋間(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 Gunma-ken(0.000811%)
2 Hyougo-ken(0.000575%)
3 Saitama-ken(Very rare)
Rank by city
1 An'naka-shi(0.0168%)
2 Miki-shi(0.00973%)
3 Koube-shi Suma-ku(0.00546%)
4 Koube-shi Kita-ku(0.0022%)
5 Koshigaya-shi(0.00177%)
6 Akashi-shi(0.00163%)
7 Nishinomiya-shi(0.0012%)
8 Takasaki-shi(0.0012%)
Rank by subregion

マッポン! で分布を見る