Etymology and distribution of 記井.

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
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Popuration of 記井.

カンマ区切りで複数の名字を指定できます。

Etymology of 記井

Distribution of 記井
Ranking
1 Tokushima-ken(About 10)
1 Aichi-ken(About 10)
3 Oosaka-fu(About 10)
3 Miyazaki-ken(About 10)
5 Hokkaidou(Very rare)
5 Yamaguchi-ken(Very rare)
5 Gifu-ken(Very rare)
5 Toukyou-to(Very rare)
5 Kanagawa-ken(Very rare)
5 Ibaraki-ken(Very rare)