Etymology and distribution of 北ノ口.

Kitanoguchi 【北ノ口】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Fukui-ken Tsuruga-shi . Personal name . Niigata-ken Nagaoka-shi Warriors of the Azuchi-Momoyama era era Told that the descendants of Honjo Yoshihide (Honjo · Yoshihide (aka: Honjo Realno)), who was the castle of Tochio castle in Tochio Town. 本庄 Honjou reference.