Etymology and distribution of 冬沢.

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!

冬沢さんの分布

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 Iwate-ken(About 30)
3 Saitama-ken(About 10)
4 Toukyou-to(Very rare)
PopulationAbout 70
Ranking37,228
Rank by city
1 Hidakashi-chou Shinhidaka-chou(About 20)
2 Shiwa-gun Shiwa-chou(About 10)
3 Iwate-gun Kuzumaki-machi(About 10)
4 Shiwa-gun Yahaba-chou(Very rare)
4 Kodaira-shi(Very rare)
4 Fukaya-shi(Very rare)
4 Kuki-shi(Very rare)
4 Sapporo-shi Toyohira-ku(Very rare)
4 Kitahiroshima-shi(Very rare)
4 Tomakomai-shi(Very rare)
Rank by subregion
1 岩手県 岩手郡葛巻町 江刈第12地割(About 10)
1 岩手県 紫波郡紫波町 北日詰白旗(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 Iwate-ken(0.00171%)
2 Hokkaidou(0.000489%)
3 Saitama-ken(0.000147%)
4 Toukyou-to(Very rare)
Rank by city
1 Iwate-gun Kuzumaki-machi(0.0756%)
2 Hidakashi-chou Shinhidaka-chou(0.0509%)
3 Shiwa-gun Shiwa-chou(0.0404%)
4 Shiwa-gun Yahaba-chou(0.019%)
5 Kitahiroshima-shi(0.00743%)
6 Kodaira-shi(0.00341%)
7 Kuki-shi(0.00315%)
8 Fukaya-shi(0.00303%)
9 Sapporo-shi Toyohira-ku(0.00262%)
10 Tomakomai-shi(0.00248%)
Rank by subregion

Notable cities

Iwate-gun Kuzumaki-machi , Hidakashi-chou Shinhidaka-chou

マッポン! で分布を見る