Etymology and distribution of 岩水.

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!

「岩水」さんの名字の分布数。

カンマ区切りで複数の名字を指定できます。

Etymology of 岩水

Distribution of 岩水
Ranking
1 Ooita-ken(About 90)
2 Fukuoka-ken(About 70)
2 Kumamoto-ken(About 70)
4 Shizuoka-ken(About 60)
5 Kanagawa-ken(About 50)
5 Aichi-ken(About 50)
7 Toukyou-to(About 40)
8 Gifu-ken(About 30)
8 Kyouto-fu(About 30)
10 Hiroshima-ken(About 30)
10 Shimane-ken(About 30)
10 Oosaka-fu(About 30)
13 Saitama-ken(About 30)
14 Kagoshima-ken(About 20)
14 Chiba-ken(About 20)
16 Nagano-ken(About 20)
16 Ishikawa-ken(About 20)
16 Tokushima-ken(About 20)
16 Toyama-ken(About 20)
20 Yamanashi-ken(About 10)
20 Hyougo-ken(About 10)
22 Tottori-ken(About 10)
22 Ehime-ken(About 10)
22 Yamaguchi-ken(About 10)
22 Miyagi-ken(About 10)
26 Gunma-ken(Very rare)
26 Okinawa-ken(Very rare)
26 Okayama-ken(Very rare)
26 Hokkaidou(Very rare)
26 Saga-ken(Very rare)
26 Mie-ken(Very rare)