Etymology and distribution of 国光.

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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「国光」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 国光

Distribution of 国光
Ranking
1 Yamaguchi-ken(About 500)
2 Hyougo-ken(About 500)
3 Okayama-ken(About 300)
4 Hiroshima-ken(About 200)
5 Oosaka-fu(About 120)
6 Gifu-ken(About 120)
7 Kouchi-ken(About 110)
7 Toukyou-to(About 110)
9 Hokkaidou(About 80)
10 Kanagawa-ken(About 70)
11 Aichi-ken(About 60)
12 Fukuoka-ken(About 50)
13 Chiba-ken(About 30)
14 Kumamoto-ken(About 30)
14 Nara-ken(About 30)
14 Saitama-ken(About 30)
14 Kyouto-fu(About 30)
18 Ehime-ken(About 20)
19 Shizuoka-ken(About 10)
19 Nagasaki-ken(About 10)
19 Ishikawa-ken(About 10)
22 Kagoshima-ken(About 10)
22 Nagano-ken(About 10)
22 Ibaraki-ken(About 10)
22 Shimane-ken(About 10)
22 Iwate-ken(About 10)
22 Miyagi-ken(About 10)
28 Niigata-ken(Very rare)
28 Yamanashi-ken(Very rare)
28 Miyazaki-ken(Very rare)
28 Mie-ken(Very rare)