Etymology and distribution of 螺沢.

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!

螺沢さんの分布

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 Aichi-ken(About 70)
2 Hyougo-ken(About 10)
3 Nagano-ken(Very rare)
3 Kanagawa-ken(Very rare)
PopulationAbout 90
Ranking32,484
Rank by city
1 Toyota-shi(About 40)
2 Chiryuu-shi(About 10)
3 Isehara-shi(Very rare)
3 Kariya-shi(Very rare)
3 Iida-shi(Very rare)
3 Nagoya-shi Chikusa-ku(Very rare)
3 Nagoya-shi Nakamura-ku(Very rare)
3 Nagoya-shi Shouwa-ku(Very rare)
3 Nishinomiya-shi(Very rare)
3 Koube-shi Chuuou-ku(Very rare)
Rank by subregion
1 愛知県 豊田市 加納町上戸長(About 10)
1 愛知県 豊田市 井上町(About 10)
3 愛知県 知立市 弘法町丁凪(About 10)
3 愛知県 豊田市 加納町寄元(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 Aichi-ken(0.00108%)
2 Hyougo-ken(0.000246%)
3 Nagano-ken(0.000164%)
4 Kanagawa-ken(Very rare)
Rank by city
1 Chiryuu-shi(0.015%)
2 Toyota-shi(0.0121%)
3 Isehara-shi(0.00523%)
4 Nagoya-shi Shouwa-ku(0.00518%)
5 Koube-shi Chuuou-ku(0.00487%)
6 Nagoya-shi Chikusa-ku(0.00368%)
7 Nagoya-shi Nakamura-ku(0.00365%)
8 Kariya-shi(0.00364%)
9 Iida-shi(0.00343%)
10 Koube-shi Kita-ku(0.0022%)
Rank by subregion

マッポン! で分布を見る