Etymology and distribution of 靜永.

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

Chiba-ken Chiba-shi , Hiroshima-ken . There is 清原 surname. Chiba-ken Chiba-shi It was in Edo period in Minato-cho, Chuo-ku. Tell him that he was engaged in the shipping industry. Hiroshima-ken Miyoshi-shi Distributed in Awatoya Town. 清原 Kiyohara reference.