Etymology and distribution of 沢山.

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!

「沢山」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 沢山

Distribution of 沢山
Ranking
1 Hokkaidou(About 400)
2 Iwate-ken(About 300)
3 Aichi-ken(About 300)
4 Shizuoka-ken(About 200)
4 Oosaka-fu(About 200)
6 Hyougo-ken(About 200)
7 Mie-ken(About 200)
8 Nagano-ken(About 200)
9 Kyouto-fu(About 130)
10 Hiroshima-ken(About 130)
10 Okayama-ken(About 130)
12 Toukyou-to(About 120)
13 Kanagawa-ken(About 100)
14 Aomori-ken(About 100)
15 Ishikawa-ken(About 90)
15 Toyama-ken(About 90)
17 Saga-ken(About 80)
18 Saitama-ken(About 80)
19 Fukui-ken(About 70)
20 Kagoshima-ken(About 70)
21 Shiga-ken(About 60)
22 Ibaraki-ken(About 60)
22 Fukuoka-ken(About 60)
24 Kumamoto-ken(About 50)
25 Niigata-ken(About 50)
25 Gifu-ken(About 50)
27 Chiba-ken(About 40)
28 Nagasaki-ken(About 40)
28 Nara-ken(About 40)
30 Miyazaki-ken(About 30)
31 Tottori-ken(About 30)
31 Akita-ken(About 30)
33 Tochigi-ken(About 30)
33 Ehime-ken(About 30)
35 Tokushima-ken(About 20)
35 Wakayama-ken(About 20)
37 Miyagi-ken(About 20)
37 Ooita-ken(About 20)
39 Kouchi-ken(About 10)
40 Gunma-ken(About 10)
41 Kagawa-ken(Very rare)
41 Fukushima-ken(Very rare)