苦無 Kunai

在忍者外傳遊戲中主角龍準的投射武器之一，是忍者經常使用的小型武器，他的殺傷力也是不容小覷。
One of the projectile weapons of the protagonist Long Zhun in the Ninja Gaiden game is a small weapon often used by ninjas, and his lethality should not be underestimated.