Sumita 【住田】5 The Japanese surnames etymology dictionary.
Hokkaidou · Oosaka-fu · Hyougo-ken . Terrain . "Island" has been added to Tadashi, the surname of the Kamoshima-ken Amami archipelago. Estimated at the time of returning to Japan in 1953. Kagoshima-ken Ooshima-gun Setouchi-chou There is a distribution in the tube blunt. 忠 reference.