Etymology and distribution of 上三信.

Uesan'nobu 【上三信】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Fukushima-ken Yama-gun Inawashiro-machi , Hokkaidou Iburishi-chou Mukawa-chou .

① Fukushima-ken Yama-gun In Inashashiro-machi tells that Yamauchi surname changed from 1624 to 1644 (Kan'yo year). 山内 Yamauchi reference. In the Tohoku region there was "Uenan" in the notation of the uncle God that worshiped as the incarnation of the eel, the god of use of the fictional bodhisattva. Fukushima-ken Aidzuwakamatsu-shi Ochiai town was in the Edo period in the Aizu samurai of the clan office.

② Ainu system . Same source. Hokkaidou Iburishi-chou There is distribution in Mukawa-chou .

Kamisan'nobu 【上三信】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

木庭 Koba reference.