Etymology and distribution of 古茶.

The Japanese surnames etymology dictionary.
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在日通名大全

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「古茶」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 古茶

Distribution of 古茶
Ranking
1 Isumi-gun Ootaki-machi(0.0648%)
2 Kimitsu-shi(0.0416%)
3 Higashimatsuyama-shi(0.021%)
4 Ichihara-shi(0.0127%)
5 Kisaradzu-shi(0.0121%)
6 Kamagaya-shi(0.0102%)
7 Kamogawa-shi(0.00947%)
8 Saitama-shi Chuuou-ku(0.00637%)
9 Kawasaki-shi Nakahara-ku(0.00611%)
10 Sakado-shi(0.00533%)
11 Han'nou-shi(0.00524%)
12 Nakano-ku(0.00431%)
13 Chiba-shi Wakaba-ku(0.00351%)
14 Kita-ku(0.00347%)
15 Kodaira-shi(0.00341%)
16 Shibuya-ku(0.0034%)
17 Kuki-shi(0.00315%)
18 Chiba-shi Chuuou-ku(0.00311%)
19 Katsushika-ku(0.00273%)
20 Atsugi-shi(0.00257%)
21 Yokohama-shi Kouhoku-ku(0.00197%)
22 Funabashi-shi(0.00191%)
23 Koutou-ku(0.00156%)
24 Machida-shi(0.00135%)
25 Nerima-ku(0.00105%)
26 Yokosuka-shi(0.00102%)