Etymology and distribution of 巖.

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!

「巖」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 巖

Distribution of 巖
Ranking
1 Hiyamashi-chou Esashi-chou(0.0317%)
2 Kanra-gun Kanra-machi(0.0256%)
3 Yawata-shi(0.0256%)
4 Tsukumi-shi(0.014%)
5 Matsuura-shi(0.0133%)
6 Kamo-shi(0.0121%)
7 Nabari-shi(0.0106%)
8 Tatsuno-shi(0.00919%)
9 Izunokuni-shi(0.00788%)
10 Awaji-shi(0.00638%)
11 Kakamigahara-shi(0.00588%)
12 Oosaka-shi Asahi-ku(0.00501%)
13 Izumisano-shi(0.00472%)
14 Hiroshima-shi Naka-ku(0.00435%)
15 Koube-shi Hyougo-ku(0.00427%)
16 Saiki-shi(0.00404%)
17 Kawasaki-shi Asao-ku(0.004%)
18 Shibata-shi(0.00393%)
19 Fukuoka-shi Hakata-ku(0.00388%)
20 Saitama-shi Minuma-ku(0.00355%)
21 Oyama-shi(0.00319%)
22 Niigata-shi(0.00312%)
23 Yokohama-shi Hodogaya-ku(0.00257%)
24 Yokohama-shi Kanagawa-ku(0.00256%)
25 Numadzu-shi(0.00201%)
26 Suginami-ku(0.00133%)
27 Toyonaka-shi(0.00131%)
28 Oota-ku(0.000936%)
29 Himeji-shi(0.000799%)