Etymology and distribution of 銅口.

Douguchi 【銅口】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Hiroshima-ken , Fukuoka-ken , Oosaka-fu .

Originated from Miyazaki-ken Nobeoka-shi . A place name with a record since the Edo period. Ibaraki-ken Hitachi-shi The monk of the Koenji temple of Jodo Shin Buddhism located in Wendo Tomo, tells that he came from Miyazaki-ken Nobeoka-shi after living through Fukushima-ken Iwaki-shihei .

② Hiroshima-ken Kure-shi Distributed in Akanan. There is Nobusaki (Nobusaki) in the small story in the same place.

③ Korea type . There is a record of naturalization on Toukyou-to Arakawa-ku on 30th March 1959. Zheng the real name. 鄭 Tei reference.