1. Sanemi Shinazugawa: Sanemi Shinazugawa, the leader of the Demon Slayer Corps. However, without his weapon, his power is diminished compared to lower-ranked shinobi. 

2. Tenten: Tenten, one of the Twelve Guardians of Konoha, is a weapon specialist. Her ninja abilities heavily rely on the weapons she equips. 

3. Sasori: Sasori, a genius puppeteer, is known for his mastery of puppet manipulation. His strength heavily depends on his puppets. 

4. Ginko Murasaki: Ginko Murasaki, the "Ninja Sword Genius.However, during the Fourth Great Ninja War, when his weapons are taken away, he becomes powerless. 

5. Might Guy: Known as the "White Fang," Might Guy is a legendary ninja of Konoha. His reputation is largely due to his weapon, the White Fang short sword. Without it, his power is greatly reduced.