Etymology and distribution of 女渕.

Onabuchi 【女渕】^{レベル2
About 40}  The Japanese surnames etymology dictionary.

Kagoshima-ken . Terrain . From Kaji and the mountain. Kagoshima-ken Tarumizu-shi In Nikawa tells the descendant of Kajiwara Seiki who is a warrior of the Kamakura period. There is "Kaji" in Kajiwara. 梶原 Kajiwara reference.