Etymology and distribution of 広州.

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

Saitama-ken Saitama-shi , Yamaguchi-ken . Saitama-ken Saitama-shi In the Uenoda Green District, telling that it was also described as "Mori" in the Edo period. 守留 Morizumi reference.