Etymology and distribution of 神古.

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

Kumamoto-ken Kumamoto-shi . 楠木 There is surname. Tell him that Ibaraki-ken (formerly Hitachi country) was a vassal of Mr. Kusunoki. Ibaraki-ken Hitachioota-shi In Ueba Ogi-machi there was a tradition of descendants of the vassals of Masami Kusunoki, the warrior of the Kamakura period and the North-South morning era who came to 1336 (3 years of Jeonbuk and the first year of extension). 楠木 Kusunoki reference.