Etymology and distribution of 為.

The Japanese surnames etymology dictionary.
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在日通名大全

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「為」さんの名字の分布比率。

カンマ区切りで複数の名字を指定できます。

Etymology of 為

Distribution of 為
Ranking
1 Ooshima-gun Tokunoshima-chou(0.0999%)
2 Ooshima-gun Isen-chou(0.0774%)
3 Ooshima-gun Setouchi-chou(0.0503%)
4 Ooshima-gun Amagi-chou(0.0415%)
5 Nakagami-gun Kadena-chou(0.0382%)
6 Senboku-gun Tadaoka-chou(0.0247%)
7 Nakagami-gun Chatan-chou(0.0228%)
8 Amami-shi(0.0208%)
9 Oosaka-shi Ten'nouji-ku(0.011%)
10 Oosaka-shi Tsurumi-ku(0.00558%)
11 Kaga-shi(0.00522%)
12 Aira-shi(0.0049%)
13 Koube-shi Chuuou-ku(0.00487%)
14 Yokohama-shi Aoba-ku(0.00472%)
15 Daitou-shi(0.00396%)
16 Habikino-shi(0.00392%)
17 Niiza-shi(0.00371%)
18 Oosaka-shi Higashiyodogawa-ku(0.00351%)
19 Tsuyama-shi(0.00345%)
20 Moriguchi-shi(0.00323%)
21 Amagasaki-shi(0.00322%)
22 Kawasaki-shi Miyamae-ku(0.00308%)
23 Itami-shi(0.00263%)
24 Kitakyuushuu-shi Kokuraminami-ku(0.00242%)
25 Takaradzuka-shi(0.00224%)
26 Tokorozawa-shi(0.00162%)
27 Nishinomiya-shi(0.0012%)
28 Kagoshima-shi(0.000752%)
29 Hamamatsu-shi(0.000562%)