Etymology and distribution of 古谷津.

Koyatsu 【古谷津】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Ibaraki-ken Tsukuba-shi , Saitama-ken . Terrain . From the roof and the inner land. Saitama-ken Satte-shi It was in the Edo period in Takasuka. I will tell him that Saitama-ken Satte-shi Kurita of Mr. Kurita has said in the same place. Estimated early in the Edo period. 栗田 Kurita reference.