Etymology and distribution of 鐡山.

Tetsuyama 【鐡山】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Ibaraki-ken , Gunma-ken , Toukyou-to . 白田 surname available. Fukushima-ken Kooriyama-shi Tamura Moriyama was in the Edo era in the Moriyama samurai of the Clan office. 白田 Shirata reference.