Etymology and distribution of 槻山.

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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Ratio of 槻山.

カンマ区切りで複数の名字を指定できます。

Etymology of 槻山

Distribution of 槻山
Ranking
1 Iwate-ken(0.00685%)
2 Miyagi-ken(0.000625%)
3 Yamagata-ken(0.000311%)
4 Yamaguchi-ken(0.000239%)
5 Chiba-ken(0.000176%)
6 Nagano-ken(0.000164%)
7 Hiroshima-ken(0.000144%)
8 Ibaraki-ken(0.000142%)
9 Kanagawa-ken(0.000123%)
10 Saitama-ken(Very rare)
11 Hokkaidou(Very rare)
12 Toukyou-to(Very rare)