Yarn-making technique is similar to paper making as both use the bast of hemp or kozo, and the process of treating materials is almost the same as that of paper making with only a fine line between making thread from the fibers and making paper from the fibers.
製糸の技術は、麻や楮（こうぞ）の靱皮（じんぴ）繊維を利用することでは、製紙と類似技術であり、原料の処理工程は殆ど一緒であり、繊維を紡ぐか、繊維を漉くかの、まさに紙一重の違いしかない。