Etymology and distribution of 一坂.

The Japanese surnames etymology dictionary.
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在日通名大全

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「一坂」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 一坂

Distribution of 一坂
Ranking
1 Yama-gun Kitashiobara-mura(0.221%)
2 Maidzuru-shi(0.0237%)
3 Shiroishi-shi(0.0206%)
4 Nan'you-shi(0.0112%)
5 Gose-shi(0.011%)
6 Nisshin-shi(0.00732%)
7 Sakado-shi(0.00533%)
8 Kaidzuka-shi(0.00526%)
9 Katori-shi(0.00471%)
10 Kyouto-shi Kita-ku(0.00359%)
11 Tokushima-shi(0.00334%)
12 Arakawa-ku(0.00324%)
13 Yokohama-shi Hodogaya-ku(0.00257%)
14 Ashikaga-shi(0.00251%)
15 Yokohama-shi Kounan-ku(0.00233%)
16 Koube-shi Kita-ku(0.0022%)
17 Takamatsu-shi(0.00208%)
18 Sakai-shi(0.00172%)
19 Kashiwa-shi(0.00147%)
20 Nishinomiya-shi(0.0012%)
21 Miyazaki-shi(0.00119%)
22 Adachi-ku(0.000917%)