Etymology and distribution of 西須摩.

Nishisuma 【西須摩】^{レベル2
About 10}  The Japanese surnames etymology dictionary.

Gunma-ken , Kanagawa-ken , Nagano-ken .

① 星川 's variant. In the Gunma-ken Agatsuma-gun Naganohara-machi forest, say that it was renamed from Hoshikawa surname at the Meiji New surname.

② Korean type . Originated from Seongju County, Gyeongsangbuk-do, Republic of Korea. We use "stars" in the stars. There is a record of naturalization on Aichi-ken Toyoake-shi on June 7, 1991. The real name is Li. 李 Ri reference.