Etymology and distribution of 原口.

Haraguchi 【原口】^{レベル6
About 39,300}  The Japanese surnames etymology dictionary.

Kumamoto-ken , Hyougo-ken , Kagoshima-ken .

① Topography . From the field I hoped for. Fukuoka-ken Fukuoka-shi in the Hakata-ku Kamamura period, Kumamoto-ken Tamana-gun Nagasu-machi Umeda, Hyougo-ken Tatsuno-shi Bambohe- cho Noda, Shiga-ken Gamou-gun Hino-chou was in the Edo period in Nishi Oji. Fukuoka - ken Chikujou - gun Chikujou - machi The vicinity of Mitsuda Shrine of Yasutake is a stopover. Kagoshima-ken Aira-shi From the Mitsuda Gate of the gate division system which was in the Kami - cho Gamo-cho to the Edo period.

② Topography . Add "Da" to Kagoshima-ken 's Amami archipelago full name surname. Estimated at the time of returning to Japan in 1953. 満 Mitsu reference.

③ Fukushima-ken Kawanuma-gun Aidzubange-machi Origin of the Tianya (formerly Mitsuda). Place name unknown record era. A place of comparison in tradition.

Harakuchi 【原口】^{レベル6
About 39,300}  The Japanese surnames etymology dictionary.

Aichi-ken , Oosaka-fu , Okayama-ken .

① Topography . From the favorite "light" and the rice. Aichi - ken Inazawa - shi Grand Old Town Yamazaki, Kyouto - fu Fukuchiyama - shi Tell him that he was engaged in agriculture in the day. Estimated in the Edo period. In Okayama-ken Okayama-shi tell him that it was given by the warfare in the Yaohama battle of 1582 (Tensho 10 years).

② Toyama-ken Takaoka-shi Origin of Doumori Komeiji (Komyoji). A place name with a record since the Edo period. It is distributed in the same place. In the Muromachi Period, there was a case where the priest of Kwang Ming Temple bred Monjumaru, a child of Nitta Sadakata who was the grandson of Yoshisada Nitta, a warrior of the Kamakura period and the Northern and Morning era, and the child called Mitsuda surname. "Light" in Komyoji, and "rice" in Nitta. The descendant was in Kanagawa-ken Odawara-shi . 新田 Nitta reference.

④ Yamaguchi-ken Yamaguchi-shi Oya Utaida Originated from Chino Kanda (formerly Mitsuda). Place name unknown record era. Yamaguchi-ken Nagato-shi Nippon Keido handed down in China wide. I will tell him that it is the descendant of Yoshisada Nitta, the warrior of the Kamakura period and the Northern and South Korea era. 新田 Nitta reference.

⑤ Korea type . Originated in the Gwangju area of Korea. Gwangju's "light" is used. There is a record of naturalization on Kanagawa-ken Kawasaki-shi on June 30, 1954. The real name is Roh. 盧 Ro reference.