Etymology and distribution of 嘉規.

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 嘉規.

カンマ区切りで複数の名字を指定できます。

Etymology of 嘉規

Distribution of 嘉規
Ranking
1 Yamagata-ken(About 20)
2 Miyagi-ken(About 10)
3 Hokkaidou(Very rare)
3 Chiba-ken(Very rare)
3 Saitama-ken(Very rare)