Etymology and distribution of 久保渕.

Kubobuchi 【久保渕】^{レベル3
About 100}  The Japanese surnames etymology dictionary.

Kagoshima-ken Satsuma-gun Satsuma-chou , Kagoshima-ken Hioki-shi , Oosaka-fu .

① things . From a small green plant. From the small gates of the gate division system that was in the Edo period. An example of the location of the gate. Kagoshima-ken Satsuma-gun Satsuma-chou Yuda. Fukui-ken Fukui-shi Tell her that she was engaged in agriculture in Shimojujo-machi. Estimated in the Edo period.

② Kagoshima-ken Hioki-shi Originated from the small green of the entrance of Fukihacho-cho. There was a small gates of the gate division system in the Edo period in the same place.

Kubofuchi 【久保渕】^{レベル3
About 100}  The Japanese surnames etymology dictionary.

Hiroshima-ken Shoubara-shi . Estimated from the name of the temple of Kodairo. Hiroshima-ken Shoubara-shi Distributed in Dongcheng-cho, Kan.