Sou 【宋】レベル4
About 900
The Japanese surnames etymology dictionary.
Yamagata-ken , Miyagi-ken . Last name including "Tsu", 藤原 surname. Yamagata-ken Mogami-gun Sakegawa-mura Kawaguchi is based. In the same place tell Fujiwara Mr. Fujiwara a pilot with descendants. 藤原 reference.