かぎ縄なわ

noun

ninja rope with grappling hook

A rope with a grappling hook used by ninja for climbing walls, scaling obstacles, or securing lines.

• 忍にん者じゃはかぎ縄なわを使つかって城しろの石いし垣がきを登のぼった。

  The ninja climbed the castle's stone wall using a grappling rope.