Etymology and distribution of 東国原.

Higashikokubaru 【東国原】^{レベル3
About 50}  The Japanese surnames etymology dictionary.

Saitama-ken , Toyama-ken Nanto-shi . Personal name . Toyama-ken Nanto-shi Meiji New surname by Meika Onomichi (Akao Douzou) which was founded in the Muromachi era of the Shogun temple of Jodo Shinshu in Nishiakao Town. The head of the monk is Doshu. 赤尾 Akao reference.