Etymology and distribution of 大濃.

Oono 【大濃】^{レベル3
About 100}  The Japanese surnames etymology dictionary.

Fukuoka-ken Fukuoka-shi .

① Fukuoka-ken Buzen-shi Origin of Onigi (Oninoki). A place name with a record since the Edo period. Onomichi also exists in the local sound of the place name.

② Kumamoto-ken Hitoyoshi-shi The birthplace of Onigi town. The place name that was established in 1942 as a small book. It is distributed in the same place. The place name was also written as "Braised Tree".