Etymology and distribution of 菅口.

Sugaguchi 【菅口】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Shizuoka-ken Hamamatsu-shi Minami-ku. Shizuoka-ken Hamamatsu-shi Iida-cho Minami-ku is based. It was in the Edo period in the same place. It was the notation of "Mother Tree" in the same period during the Warring States Period. It is unknown whether multi mother trees exist.