Etymology and distribution of 恩馬.

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

Tochigi-ken , Saga-ken . Distribution including Canaga as well. Tochigi-ken Nasukarasuyama-shi The shrine ( kanaga ) is a place name with a record since the wartime period. Tochigi-ken Shimotsuga-gun Mibu-machi In Tobigo it is said that it was written as "Ieyasu". Tochigi-ken Utsunomiya-shi Honmaru-machi was in the Edo period in the Utsunomiya clan of the clan office. 家永 Ienaga reference.