Etymology and distribution of 井岡.

The Japanese surnames etymology dictionary.
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「井岡」さんの名字の分布数。

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Etymology of 井岡

Distribution of 井岡
Ranking
1 Nara-ken(About 600)
2 Hyougo-ken(About 500)
3 Oosaka-fu(About 400)
4 Tochigi-ken(About 300)
5 Chiba-ken(About 300)
6 Toukyou-to(About 200)
7 Saitama-ken(About 130)
8 Wakayama-ken(About 130)
9 Kanagawa-ken(About 120)
10 Mie-ken(About 110)
11 Hiroshima-ken(About 100)
12 Gunma-ken(About 90)
13 Tokushima-ken(About 70)
14 Yamaguchi-ken(About 60)
15 Ehime-ken(About 30)
16 Okayama-ken(About 30)
17 Nagano-ken(About 30)
17 Aichi-ken(About 30)
17 Gifu-ken(About 30)
20 Shizuoka-ken(About 20)
20 Ibaraki-ken(About 20)
20 Shiga-ken(About 20)
20 Kyouto-fu(About 20)
24 Hokkaidou(About 20)
25 Kagoshima-ken(About 10)
25 Tottori-ken(About 10)
25 Miyazaki-ken(About 10)
28 Akita-ken(About 10)
28 Fukuoka-ken(About 10)
28 Niigata-ken(About 10)
28 Yamagata-ken(About 10)
28 Miyagi-ken(About 10)
33 Kouchi-ken(Very rare)
33 Nagasaki-ken(Very rare)
33 Fukushima-ken(Very rare)
33 Shimane-ken(Very rare)