Etymology and distribution of 則久.

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!

則久さんの分布

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 Kagawa-ken(About 200)
2 Ehime-ken(About 10)
2 Hyougo-ken(About 10)
4 Kanagawa-ken(Very rare)
4 Shiga-ken(Very rare)
4 Okayama-ken(Very rare)
PopulationAbout 200
Ranking22,363
Rank by city
1 Mitoyo-shi(About 120)
2 Ayauta-gun Utadzu-chou(About 10)
2 Marugame-shi(About 10)
4 Echi-gun Aishou-chou(Very rare)
4 Yokohama-shi Aoba-ku(Very rare)
4 Higashikagawa-shi(Very rare)
4 Kan'onji-shi(Very rare)
4 Okayama-shi(Very rare)
4 Shikokuchuuou-shi(Very rare)
4 Matsuyama-shi(Very rare)
Rank by subregion
1 香川県 三豊市 詫間(About 70)
2 香川県 三豊市 詫間本村中(About 40)
3 香川県 丸亀市 今津町(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
Ratios0.000149% 1 Kagawa-ken(0.0134%)
2 Ehime-ken(0.000492%)
3 Shiga-ken(0.000325%)
4 Okayama-ken(0.000203%)
5 Hyougo-ken(0.000164%)
6 Kanagawa-ken(Very rare)
Rank by city
1 Mitoyo-shi(0.126%)
2 Ayauta-gun Utadzu-chou(0.0619%)
3 Echi-gun Aishou-chou(0.0235%)
4 Nakatado-gun Tadotsu-chou(0.0146%)
5 Zentsuuji-shi(0.0109%)
6 Higashikagawa-shi(0.00896%)
7 Marugame-shi(0.00732%)
8 Sumoto-shi(0.00668%)
9 Kan'onji-shi(0.00553%)
10 Shikokuchuuou-shi(0.00368%)
Rank by subregion
1 香川県 三豊市 詫間本村中(13.4% / About 40)
2 香川県 三豊市 詫間(1.26% / About 70)

Notable cities

Mitoyo-shi

マッポン! で分布を見る