Etymology and distribution of 据.

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

Yamaguchi-ken Yanai-shi .

① We have 周山 family name.

② Korean type . There is a record of naturalization on Toukyou-to Shibuya-ku on July 20, 1982. The real name is Kang. 姜 Kyou reference.