Etymology and distribution of 王翁.

Ouou 【王翁】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kyouto-fu Kyoutango-shi . 佐々木 There is surname. There are examples where Oki means "back". Kyouto-fu Kyoutango-shi Amino Town Ozaka originated. The land is inland. 佐々木 Sasaki reference.