Etymology and distribution of 當.

The Japanese surnames etymology dictionary.
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在日通名大全

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「當」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 當

Distribution of 當
Ranking
1 Ooshima-gun Isen-chou(0.0774%)
2 Amami-shi(0.0555%)
3 Ooshima-gun Tokunoshima-chou(0.05%)
4 Ooshima-gun Amagi-chou(0.0415%)
5 Kumage-gun Nakatane-chou(0.0288%)
6 Hiki-gun Hatoyama-machi(0.0263%)
7 Hakui-gun Houdatsushimizu-chou(0.022%)
8 Buzen-shi(0.0125%)
9 Koube-shi Nagata-ku(0.00821%)
10 Ibusuki-shi(0.00655%)
11 Koube-shi Nishi-ku(0.00484%)
12 Fukuoka-shi Chuuou-ku(0.0048%)
13 Izumisano-shi(0.00472%)
14 Oosaka-shi Yodogawa-ku(0.00372%)
15 Niiza-shi(0.00371%)
16 Kawasaki-shi Nakahara-ku(0.00306%)
17 Fukuoka-shi Minami-ku(0.00269%)
18 Itami-shi(0.00263%)
19 Suzuka-shi(0.00246%)
20 Nishinomiya-shi(0.00241%)
21 Ube-shi(0.0021%)
22 Hitachi-shi(0.00185%)
23 Koutou-ku(0.00156%)
24 Kawagoe-shi(0.00155%)
25 Suita-shi(0.00155%)
26 Kagoshima-shi(0.0015%)
27 Kure-shi(0.00132%)
28 Toyonaka-shi(0.00131%)
29 Asahikawa-shi(0.00104%)