Etymology and distribution of 古伴.

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

Hyougo-ken , Ehime-ken , Oosaka-fu .

① Occupation . From managing horses. In Sina it is the name of the office worker responsible for the military. Hyougo - ken Minamiawaji - shi There is distribution in Fukuraya .

② Ainu system . Same source as estimated. Hokkaidou Oshimashi-chou Rikinte of Oshamanbe-chou was renamed Sima Takaya. Estimated in around 1875.

※ 島 variant. Niigata - ken Sado - shi There was a case in Mano Shinmachi that used the episode of Shima surname in Edo era and called Sima surname. The pronunciation is a comma. 島 Shima reference.