Etymology and distribution of 真賀部.

Makabe 【真賀部】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Kagoshima-ken Ooshima-gun Kikai-chou . Terrain . "Oka" was added to Kashi which is the surname of Kagoshima-ken 's Amami archipelago. Estimated at the time of returning to Japan in 1953. 嘉 Yoshimi reference.