Etymology and distribution of 古坐.

Koza 【古坐】^{レベル3
About 70}  The Japanese surnames etymology dictionary.

Kagoshima-ken Amami-shi , Chiba-ken Tateyama-shi .

① Topography . "Island" is added to village which is surname of surname of Amagi archipelago of Kagoshima-ken . Kagoshima-ken Amami-shi There is a tradition in Naze Daiki Okuma. Estimated at the time of returning to Japan in 1953. 里 Sato reference.

② Topography . From village and island like land. Chiba-ken Tateyama-shi Nakazato (Nakazato) was a place name with a record since the Edo period. It is distributed in the same place.