Etymology and distribution of 折羽.

Oriha 【折羽】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Kagoshima-ken Ooshima-gun Setouchi-chou · Oosaka-fu , Hyougo-ken . Terrain . "Island" is added to the number which is the surname of Amagi archipelago of Kagoshima-ken . Estimated at the time of returning to Japan in 1953. Kagoshima-ken Ooshima-gun Setouchi-chou There is distribution in Matsue Kotoniya. 数 Kazu reference.