noun
ramie fiber
Refers to the fiber obtained from the ramie plant, used in traditional Japanese textiles.
青苧は越後上布の原料として使われる。
Ramie fiber is used as a material for Echigo jofu (high-quality hemp fabric).
The term 青苧 (あおそ) combines 青 (blue/green) and 苧 (ramie/hemp), referring to the greenish fiber of the ramie plant. The exact historical derivation is uncertain.