Etymology and distribution of 河邦.

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

Fukui-ken Fukui-shi . 九頭竜 surname. It is distributed in Fukui-ken Fukui-shi Kasuga and Katsumi along Fukui-ken Fukui-shi Asuka River. 九頭竜 Kuzuryuu reference.