Etymology and distribution of 國和.

Kuniwa 【國和】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Fukushima-ken Nihonmatsu-shi · Saitama-ken . Tochigi-ken Nasushiobara-shi Koshihori (Koeboli) was a place name with a record since the Edo period. It was a keeper of Masamune Date, a warrior of the Sengoku period, Azuchi Momoyama period, Edo era.