The ancient textile in Japan

Attoushi ori (厚司織)
http://ja.wikipedia.org/wiki/アットゥシ

This textile is made in Hokkaidou which is Northern island in Japan.
There are Ainu people there and This is the traditional textile for Ainu.
Yarn is made by Ulmus Laciniate.
It is woven by Asshikarabe which is same way as Zibata.
http://shinrany.blogspot.jp/2012/05/yuki-tsumugi-which-is-most-beautiful.html