Etymology and distribution of 河沖.

Kawaoki 【河沖】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Fukuoka-ken , Wakayama-ken , Oosaka-fu . 楠木 There is surname. Fukuoka-ken Dazaifu-shi Tell her that she was engaged in agriculture at Uchiyama. Estimated in the Edo period. In Wakayama-ken tells Mr. Kusunoki's descendant. Oosaka-fu Oosaka-shi was in the Edo period. 楠木 Kusunoki reference.