Etymology and distribution of 坪岡.

The Japanese surnames etymology dictionary.
https://play.google.com/store/apps/details?id=info.jigensha.jcedfreeGoogle Play で手に入れよう https://apps.apple.com/us/app/id1471109324
↑オフライン検索できるアプリもどうぞ
在日通名大全

日本初、在日通名の研究書「在日通名大全」発売中!
ネットの電話帳 住宅地図 マッポン!

「坪岡」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 坪岡

Distribution of 坪岡
Ranking
1 Yoshino-gun Kawakami-mura(0.0957%)
2 Yoshino-gun Yoshino-chou(0.0291%)
3 Kitakatsuragi-gun Kouryou-chou(0.0145%)
4 Sakurai-shi(0.0131%)
5 Bibai-shi(0.0107%)
6 Higashihiroshima-shi(0.00748%)
7 Kashihara-shi(0.0071%)
8 Tsushima-shi(0.0069%)
9 Ishikari-shi(0.00678%)
10 Tahara-shi(0.00625%)
11 Kakamigahara-shi(0.00588%)
12 Yamatokooriyama-shi(0.00453%)
13 Hatsukaichi-shi(0.00424%)
14 Sapporo-shi Higashi-ku(0.00413%)
15 Iwamizawa-shi(0.00377%)
16 Hakusan-shi(0.00375%)
17 Nagareyama-shi(0.00337%)
18 Mihara-shi(0.0033%)
19 Yokohama-shi Isogo-ku(0.00306%)
20 Sapporo-shi Chuuou-ku(0.00301%)
21 Yokohama-shi Kanagawa-ku(0.00256%)
22 Iwakuni-shi(0.00232%)
23 Takatsuki-shi(0.00132%)
24 Kure-shi(0.00132%)
25 Hirakata-shi(0.00125%)
26 Kawaguchi-shi(0.00107%)
27 Asahikawa-shi(0.00104%)
28 Hachiouji-shi(0.00102%)
29 Setagaya-ku(0.000814%)