Kouzoyabu 【楮籔】1 The Japanese surnames etymology dictionary.
Yamagata-ken Sakata-shi , Miyazaki-ken Kobayashi-shi · Toukyou-to . Occupation . From Yamagata-ken Sakata-shi from the name of Koraya. In the same town he says that when sick cholera fads, he dislikes the similar sound Korea and tells Colletani to change his pronunciation. Estimated in the late Edo period.