Etymology and distribution of 佐是.

Saze 【佐是】^{レベル2
About 20}  The Japanese surnames etymology dictionary.

Yamaguchi-ken · Toukyou-to . Korean type . Thing . Added "water" gradually. There is a record of naturalization on Yamaguchi-ken Shuunan-shi (formerly Tokuyama City) on September 17, 1976. The real name is Xu. 徐 Jo reference.