Etymology and distribution of 御油.

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

Ooita-ken , Fukuoka-ken , Hokkaidou . Ooita - ken Ooita - shi The tree is based on the tree. Ooita-ken Taketa-shi Shichiichi (Shitichi) is a place name with a record since the Muromachi Period. The place name was also written as "Shoshoku Satoshi", "Zhi Land". I met Ooita-ken as a vassal of Mr. Otomo who used it as a base in the Kamakura period and the Muromachi period.