Etymology and distribution of 古岩井.

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

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Etymology of 古岩井

Distribution of 古岩井
Ranking
1 Nagano-shi(About 130)
2 Katsushika-ku(About 30)
3 Kasukabe-shi(About 10)
4 Adachi-ku(About 10)
4 Shioya-gun Shioya-machi(About 10)
4 Kawachi-gun Kaminokawa-machi(About 10)
4 Kiso-gun Kiso-machi(About 10)
8 Matsusaka-shi(Very rare)
8 Koube-shi Hyougo-ku(Very rare)
8 Matsudo-shi(Very rare)
8 Kashiwa-shi(Very rare)
8 Kuki-shi(Very rare)
8 Yashio-shi(Very rare)
8 Kazo-shi(Very rare)
8 Niiza-shi(Very rare)
8 Oobu-shi(Very rare)
8 Nakano-ku(Very rare)
8 Utsunomiya-shi(Very rare)
8 Yokohama-shi Asahi-ku(Very rare)
8 Yokohama-shi Isogo-ku(Very rare)
8 Sagamihara-shi(Very rare)
8 Minamisaku-gun Sakuho-machi(Very rare)
8 Adzumino-shi(Very rare)