Etymology and distribution of 姥嶽.

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

Chiba-ken Matsudo-shi , Chiba-ken Kashiwa-shi . There is a surname including "raw". "Shigeru" is a favorable character. It is distributed in Chiba-ken Matsudo-shi Oka.