「Kokuzawa」(こくざわ)さんの名字の由来、語源、分布。

Saga-ken , Fukuoka-ken , Nagasaki-ken . Saga-ken Kanzaki-shi Kanzaki cho Horibori, Saga-ken Kashima-shi Takahiro and Takatsuhara were in the Edo period in the Kashima clan of the clan office. Tell the same clan as Mr. Sugawara's descendant. 菅原 Sugawara reference.

2019年 7月 1日更新

Whole Japan		Prefectures
レベル	2	1　Toukyou-to(About 20) 2　Saitama-ken(About 10)
Population	About 30
Ranking	Out of ranking

Rank by city
1　Koshigaya-shi(About 10) 2　Chuuou-ku(Very rare) 2　Chiyoda-ku(Very rare) 2　Shinagawa-ku(Very rare) 2　Oota-ku(Very rare)

Rank by subregion

Etymology and distribution of 古久沢.