Etymology and distribution of 古久保.

The Japanese surnames etymology dictionary.
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Ratio of 古久保.

カンマ区切りで複数の名字を指定できます。

Etymology of 古久保

Distribution of 古久保
Ranking
1 Wakayama-ken(0.0986%)
2 Oosaka-fu(0.00438%)
3 Hiroshima-ken(0.00361%)
4 Nara-ken(0.00297%)
5 Kyouto-fu(0.00283%)
6 Tochigi-ken(0.00222%)
7 Shiga-ken(0.00195%)
8 Hyougo-ken(0.0014%)
9 Kagawa-ken(0.00115%)
10 Yamanashi-ken(0.000844%)
11 Toukyou-to(0.000796%)
12 Chiba-ken(0.000706%)
13 Mie-ken(0.000657%)
14 Iwate-ken(0.000571%)
15 Ibaraki-ken(0.00057%)
16 Ehime-ken(0.000492%)
17 Aichi-ken(0.000471%)
18 Gifu-ken(0.000377%)
19 Kanagawa-ken(0.000368%)
20 Miyazaki-ken(0.000339%)
21 Hokkaidou(0.000279%)
22 Kumamoto-ken(0.000228%)
23 Saitama-ken(0.00022%)
24 Kagoshima-ken(0.000203%)
25 Shizuoka-ken(0.000111%)