Fragments of textiles and sacks with strips have been discovered from the Jomon period sites, which proved that the Jomon people had techniques of spinning thread from plant fiber such as China grass and hemp as well as making cloth from the threads.
しかし、縄文時代の遺跡から編布の断片、ひも付きの袋が発見されており、カラムシ・アサなどの植物繊維から糸をつむぐ技術や、できた糸から布地をつくる技術はあったことがわかる。