Etymology and distribution of 圓富.

Entomi 【圓富】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Nagano-ken , Tochigi-ken , Ibaraki-ken .

① Originated from Nagano-ken Okaya-shi Kamo-cho (formerly Oguchi). A place name with a record since the Kamakura period. The place name was also written as "Oguchi" during the Warring States Period. He lived in Edo period on the same place and said that the last name was written as "Oguchi".

② In Tochigi-ken Nasukarasuyama-shi , tell from the small mouth of Wakayama-ken · Mie-ken southern part (formerly Kii). Wakayama-ken Shinguu-shi Kumanochawa- cho Near the top of Kamagawa (formerly known as "Koguchi") is a place name with a record since the Edo period. Tochigi-ken Nasu-gun Nakagawa-machi A place name with a record since the Edo period (Koguchi).