Etymology and distribution of 古草.

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!

古草さんの分布

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 Hokkaidou(About 30)
2 Toukyou-to(About 30)
3 Toyama-ken(About 10)
3 Chiba-ken(About 10)
5 Kanagawa-ken(Very rare)
5 Shimane-ken(Very rare)
PopulationAbout 90
Ranking32,484
Rank by city
1 Taitou-ku(About 10)
2 Shimoniikawa-gun Nyuuzen-machi(About 10)
2 Nerima-ku(About 10)
2 Sapporo-shi Higashi-ku(About 10)
2 Rumoishi-chou Teshio-chou(About 10)
6 Masuda-shi(Very rare)
6 Kawasaki-shi Kawasaki-ku(Very rare)
6 Katsushika-ku(Very rare)
6 Shinagawa-ku(Very rare)
6 Chiba-shi Midori-ku(Very rare)
Rank by subregion
1 富山県 下新川郡入善町 小摺戸(About 10)
1 東京都 台東区 三ノ輪(About 10)
1 東京都 練馬区 西大泉(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 Toyama-ken(0.000685%)
2 Hokkaidou(0.000559%)
3 Shimane-ken(0.000463%)
4 Toukyou-to(0.000348%)
5 Chiba-ken(0.000176%)
6 Kanagawa-ken(Very rare)
Rank by city
1 Rumoishi-chou Teshio-chou(0.148%)
2 Kamikawashi-chou Biei-chou(0.0278%)
3 Shimoniikawa-gun Nyuuzen-machi(0.0242%)
4 Kushiroshi-chou Kushiro-chou(0.0181%)
5 Taitou-ku(0.0112%)
6 Masuda-shi(0.00635%)
7 Noboribetsu-shi(0.00629%)
8 Chiba-shi Midori-ku(0.00578%)
9 Sapporo-shi Higashi-ku(0.00413%)
10 Sakura-shi(0.0029%)
Rank by subregion

Notable cities

Rumoishi-chou Teshio-chou

マッポン! で分布を見る