Etymology and distribution of 大愛.

Ooai 【大愛】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Iwate-ken Toono-shi . Iwate-ken Toono-shi Origin of Ootomi (old: Okuomi ) town. A place name with a record since the Warring States Period. Mr. Kotomo wrote down as "Oku-Momo" in the same period in the Sengoku period. 小友 Otomo reference.