Etymology and distribution of 工頭谷.

Kuzutani 【工頭谷】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Toukyou-to Adachi-ku . Korean type . Toukyou-to Koutou-ku has a record of expiration of Alien Registration Certificate on September 12, 1966. The real name is Yu. Oosaka-fu Oosaka-shi There was a record of naturalization on July 4, 1969 at Ikuno-ku. The real name is Yu. 兪 Yu reference.