縄なわ文も字じ

noun

quipu; khipu; talking knots

Refers to the Andean recording device made of knotted strings. Used in historical or anthropological contexts.

• インカ帝てい国こくでは、縄なわ文も字じが情じょう報ほうの記き録ろくに使つかわれていた。

  In the Inca Empire, quipus were used to record information.