Etymology and distribution of 阪藪.

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

Saitama-ken Chichibu-shi . Thing . From the Showa era of 1926 (Showa era) to 1989 (Showa 64). Saitama-ken Chichibu-shi Yoshida Hisashi tells that the influential person named the influential person on May 6, 1932, when Kosuge surname originally regenerated family register due to confusion of adoption. 小菅 Kosuge reference.