Etymology and distribution of 笘ケ平.

Tomagahira 【笘ケ平】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Toyama-ken Takaoka-shi . 氷見 surname is given. Toyama-ken Takaoka-shi It was in Edo period in Yokota-cho. Tell him that Ibaraki-ken Mito-shi also lived in the Edo period in the same place.