The right knuckle weapon can really help you defend yourself with good training. Always check your local laws, train properly, and avoid going too far. Try to resolve conflicts without violence when you can. But with some martial arts practice, high-quality knuckle weapons can protect you when needed. Pick the right one for your needs and comfort level.
Ninja Hidden Weapons are often transformed from farm tools, daily necessities, garden tools, etc. Most of these weapons were invented and designed by ninja, and only they knew how to use them. Therefore, in the eyes of others, it was no different from ordinary daily necessities.