Etymology and distribution of 旦丘.

Asaoka 【旦丘】^{レベル2
About 30}  The Japanese surnames etymology dictionary.

Iwate-ken , Toukyou-to , Kanagawa-ken . Variant of 阿曽沼 . Iwate-ken Hanamaki-shi Tradition at Oku- cho Tamekawae . Toukyou-to Miyake-mura tells you that you lived in the Kamakura period. In Nagano-ken Saku-shi Mitsuka say that the era of warring States was described as "linn marsh". 阿曽沼 Asonuma reference.