Ushiba 【牛場】4 The Japanese surnames etymology dictionary.
① Kanagawa-ken Naka-gun Ninomiya-machi Originated from Shanxi (formerly Umezawa). A place name with a record since the Warring States Period. Kanagawa-ken Sagamihara-shi Green crest In Oshima family crest is a plum bowl in a circle.
② Tochigi-ken Tochigi-shi Birthplace of Umezawa-cho. A place name with a record since the Muromachi period. Good neighbor . Gunma-ken Maebashi-shi Kusakawa-machi In Tsunemoto it is told that Gunma-ken Maebashi-shi is an ascetic descendant that has fallen from the Umezawa residence in Oucho town. Estimated in the Warring States Period.