Etymology and distribution of 楳園.

Umezono 【楳園】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Okayama-ken Bizen-shi . Oosaka-fu Sakai-shi Birth of Miharu (Owai), Mihara-ku. A place name with a record since the Kamakura period. Okayama-ken Bizen-shi I was in the wartime period in Ibu. Toukyou-to tells that ohaya has changed pronunciation to Oba, hating that it is similar to Owai. Estimated in the Tokyo era.