Etymology and distribution of 大炭.

Oosumi 【大炭】^{レベル3
About 80}  The Japanese surnames etymology dictionary.

Oosaka-fu , Kyouto-fu Kyouto-shi Minami-ku. Korean type . Originated in Oshumi (Appe) surface of Shinshi-gun, South Jeolla Province South Korea. Oosaka-fu Oosaka-shi Asahi ku has a record of naturalization on July 3, 1962. The real name is Ding. In Kagoshima-ken Amami-shi (formerly Nagase City) there is a record of naturalization on May 12, 1960. The real name is Ding. 丁 Chou reference.

※ Nara-ken Katsuragi-shi Origin of Oshima (Oshima). Place name with a record since the Kofun period. Place names also pronounced Oshumi, Oshinomi, Oshinoumi.