Etymology and distribution of 邑樂.

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

Mie-ken Iga-shi . Mie-ken Iga-shi is based in Yamasaki. It was in Azuchi Momoyama period in the same place. 奥田 surname is in the same place. 奥田 Okuda reference.