Etymology and distribution of 竜沢.

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!

「竜沢」さんの名字の分布数。

カンマ区切りで複数の名字を指定できます。

Etymology of 竜沢

Distribution of 竜沢
Ranking
1 Fuefuki-shi(About 150)
2 Koufu-shi(About 90)
3 Kai-shi(About 30)
4 Ichikawa-shi(About 20)
4 Kodaira-shi(About 20)
6 Toyama-shi(About 10)
6 Handa-shi(About 10)
6 Setagaya-ku(About 10)
6 Nakano-ku(About 10)
6 Yokohama-shi Seya-ku(About 10)
6 Iwata-shi(About 10)
12 Chiba-shi Mihama-ku(Very rare)
12 Chiba-shi Hanamigawa-ku(Very rare)
12 Sakado-shi(Very rare)
12 Tokorozawa-shi(Very rare)
12 Kasukabe-shi(Very rare)
12 Suita-shi(Very rare)
12 Moriguchi-shi(Very rare)
12 Higashioosaka-shi(Very rare)
12 Kawachinagano-shi(Very rare)
12 Takaoka-shi(Very rare)
12 Chuuou-shi(Very rare)
12 Koushuu-shi(Very rare)
12 Nirasaki-shi(Very rare)
12 Taitou-ku(Very rare)
12 Tama-shi(Very rare)
12 Oota-ku(Very rare)
12 Koganei-shi(Very rare)
12 Bunkyou-ku(Very rare)
12 Shibuya-ku(Very rare)
12 Komae-shi(Very rare)
12 Katsushika-ku(Very rare)
12 Nishitoukyou-shi(Very rare)
12 Odawara-shi(Very rare)
12 Kawasaki-shi Nakahara-ku(Very rare)
12 Kawasaki-shi Miyamae-ku(Very rare)
12 Kawasaki-shi Takatsu-ku(Very rare)
12 Yokohama-shi Minami-ku(Very rare)
12 Yokohama-shi Totsuka-ku(Very rare)
12 Yokohama-shi Kanagawa-ku(Very rare)
12 Yokohama-shi Aoba-ku(Very rare)
12 Kooriyama-shi(Very rare)
12 Moriya-shi(Very rare)
12 Aomori-shi(Very rare)
12 Shizuoka-shi(Very rare)