Emori 【恵森】2 The Japanese surnames etymology dictionary.
① Originated from Ibaraki-ken Sakuragawa-shi near Iwase (formerly Ohata Township). A place name with a record in the Heian period. Last names are also written as "Oda", "Koshigata", "Okata", and "Owata". It is unknown whether Koshigahata, Ochibata, Umeda exist. 小幡 reference.
② Yamanashi-ken Tsuru-shi Origin of Ohata. A place name with a record since the Edo period. The place name was also written as "Ohata". In the Shimane-ken western part (formerly Iwami-kuni) I tell you that it was called the North-South and Middle Era.
③ Hiroshima-ken Higashihiroshima-shi Originated from Ohba in Oshimizu- cho's small character. My family name is also oohan. Hwang (Owan) is a god who believes in Hiroshima-ken as "king number" as a guardian of cattle, horses and rice.