Iewaki 【家脇】2 The Japanese surnames etymology dictionary.
① There is a place name including "raw".
② Topography . Kagoshima-ken Ooshima-Gun Kikai-Chou in Kamikatetsu Kagoshima-ken added raw to the "village", which is one character surname of the Amami Islands of. Estimated at the time of returning to Japan in 1953. 生 reference.