Etymology and distribution of 周世原.

Susehara 【周世原】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Oosaka-fu , Kouchi-ken , Nagano-ken . Originated in the Kyushu region (aka: Zhenxi). Original meaning "to calm the west". Tell the descendant of Genjosei (alias: Hachiro Shinxi) who is a warrior of the Heian period. 源 Minamoto reference.