Etymology and distribution of 楮籔.

Kouzoyabu 【楮籔】^{レベル1
Very rare}  The Japanese surnames etymology dictionary.

Mie-ken , Ishikawa-ken · Gunma-ken . Ishikawa-ken Nanao-shi Tell him that he was engaged in agriculture and fishing in Ooya Town. Estimated in the Edo period. The land faces the Sea of Japan.