Etymology and distribution of 東風輪.

Kochiwa 【東風輪】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Ooita-ken Ooita-shi , Miyazaki-ken , Kagoshima-ken . Distribution including Taneyama too. At Ooita-ken Ooita-shi , it's Taneyama.

① It was in the Edo era in Tsurusaki of Ooita-ken Ooita-shi .

② Miyazaki-ken Kobayashi-shi Nojiri Town Mikenoyama is a place name with a record since the Edo period. It is distributed in the same place.

③ Topography . In fact , "mountain" is added, which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. 実 Sane reference.