Etymology and distribution of 上原口.

Ueharaguchi 【上原口】^{レベル3
About 100}  The Japanese surnames etymology dictionary.

Gunma-ken .

① 小保方 variant of. In the Warring States Period, it was also written as "Shogojo". Gunma-ken Isesaki-shi Tells Horishita-cho as a pioneer. 小保方 Obokata reference.

② Iwate-ken Oofunato-shi Akasaki Town birth (Oikata) originated. Iwate-ken Oofunato-shi Akasaki cho There is a distribution in the late Nojo. Last name is also okata.

Kamiharaguchi 【上原口】^{レベル3
About 100}  The Japanese surnames etymology dictionary.

木持 Kimochi reference.