Etymology and distribution of 亀之原.

Kamenohara 【亀之原】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Toukyou-to Itabashi-ku . Toukyou-to Itabashi-ku Distributed on Tokiwadai. There was a belief that he lived in the Russian Federation Sakhalin State (formerly the Sakhalin Office). Estimated in around 1940.