Etymology and distribution of 馬野木.

Umanoki 【馬野木】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Wakayama-ken , Aichi-ken · Ibaraki-ken . Terrain . From the imminent land of a fan - shaped mountain.

* There was a case in Ooita-ken (formerly Bungoi) that the descendents of Mr. Otomo called in the Kamakura period. 大友 Ootomo reference.