Etymology and distribution of 二荒.

Futara 【二荒】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Yamaguchi-ken , Okayama-ken , Tottori-ken . Creation . Tottori-ken Yonago-shi In town of Namimi told that the branch of the forest is renamed in the sense of "next to the forest". Estimated in the Edo period. 森 Mori reference.

※ There was a name of Mr. Hiraori (Tyrahno Moritzg) as a warrior of the Heian period. 平 Taira reference.