Etymology and distribution of 是洞.

The Japanese surnames etymology dictionary.
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在日通名大全

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「是洞」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 是洞

Distribution of 是洞
Ranking
1 Nagahama-shi(0.0901%)
2 Sorachishi-chou Kamisunagawa-chou(0.0573%)
3 Sunagawa-shi(0.0326%)
4 Kusatsu-shi(0.0131%)
5 Hikone-shi(0.00796%)
6 Ebetsu-shi(0.00716%)
7 Moriyama-shi(0.00702%)
8 Sabae-shi(0.00622%)
9 Kasuga-shi(0.00584%)
10 Inuyama-shi(0.00579%)
11 Tsuruga-shi(0.00563%)
12 Kani-shi(0.00461%)
13 Hiroshima-shi Naka-ku(0.00435%)
14 Kadoma-shi(0.0039%)
15 Maebashi-shi(0.00385%)
16 Hino-shi(0.00315%)
17 Suita-shi(0.0031%)
18 Sakura-shi(0.0029%)
19 Nagoya-shi Midori-ku(0.00254%)
20 Koshigaya-shi(0.00177%)
21 Kasugai-shi(0.00162%)
22 Tsu-shi(0.00147%)
23 Ootsu-shi(0.00144%)
24 Takatsuki-shi(0.00132%)
25 Sakai-shi(0.000572%)