Etymology and distribution of 鉄原.

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
↑オフライン検索できるアプリもどうぞ

Popuration of 鉄原.

カンマ区切りで複数の名字を指定できます。

Etymology of 鉄原

Distribution of 鉄原
Ranking
1 Hiroshima-ken(About 20)
2 Shimane-ken(About 20)
3 Yamaguchi-ken(About 10)
4 Hokkaidou(About 10)
5 Oosaka-fu(Very rare)
5 Okayama-ken(Very rare)
5 Aichi-ken(Very rare)
5 Toukyou-to(Very rare)
5 Fukushima-ken(Very rare)