Etymology and distribution of コウビン.

Koubin* 【コウビン】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Akita-ken , Oosaka-fu , Shiga-ken .

① Origin of Western Kagoshima-ken (formerly Satsuma). A place name with a record since the Asuka period.

② Shiga-ken Hikone-shi Origin of Satsuma-cho. A place name with a record since the Edo period. The place name tells that Hayato of Western Kagoshima-ken (formerly Satsuma) lived in.

※ Hyugo-ken Awaji-shi is distributed in the grass. There is Satsuma exemption on the lower stake in the same place.