Etymology and distribution of グンドゥズ.

Gundo~uzu* 【グンドゥズ】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Nagano-ken . Korean type . Thing . Add "Jade" to Choi. There is a record of naturalization on Nagano-ken Matsumoto-shi on June 22, 1983, July 9, 1983. Choi is the real name. 崔 Sai reference.