Tosa refers to the region where this paper is made, and Usushi means 'thin paper'. Very strong in spite of its thinness this paper is very even and smooth, even tranlucent. Perfect for book repair and other conservation works as well as chine colle, dyeing and layering. Cooked with soda ash & caustic soda, chlorine bleach, dried on stainless steel. Chine Colle; Conservation; Orizome; Printmaking; Relief Print; Repair; Wood Engraving Size: 635x991mm Weight: 15gsm Fibre: 100% imported Kozo (origin not specified)