Etymology and distribution of 尾古.

Oko 【尾古】^{レベル3
About 200}  The Japanese surnames etymology dictionary.

Shiga-ken . Shizuoka-ken Fukuroi-shi I was in Warring States in Shinpo. Tell him that he changed the name from Uesugi surname in the Muromachi era. 上杉 Uesugi reference. Shiga-ken Hikone-shi Kaname Town is Hikone san of the clan office, Saitama-ken Higashimatsuyama-shi Takasaka was in the Edo period in the Takasaka lord of the clan office.