Etymology and distribution of 星洲.

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

Hokkaidou , Kagawa-ken Nakatado-gun Man'nou-chou . There is a surname including "long". Hokkaidou Sorachishi-chou Shintotsukawa-chou In the center Ishikawa-ken Hakui-gun Shika-machi From Kuriyama to Hokkaidou Shiribeshishi-chou Kuromatsunai-chou told that he lived in his present place since around 1913.

※ I was a vassal of Nagao (Nagao) who used Niigata-ken as a base for the Muromachi period. Estimated pronunciation is Naga. 長尾 Nagao reference.