Etymology and distribution of 國徳.

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

Niigata-ken Gosen-shi . A variant of 小檜山 . Fukushima-ken Aidzuwakamatsu-shi Ochiai town was in the Edo period in the Aizu samurai of the clan office. 小檜山 Kobiyama reference.