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In ancient Japan, ninjas were martial arts warrior specialized in the arts of assassination and espionage. They had some amazing tools of the trade and unique weaponry that still exist today. Armory Replica has a huge selection of ninja equipment comprising non-traditional hidden weapons and discreet tools including ninja stars, ninja swords, throwing knives, spikes (claws), and much more. We keep on adding innovative ninja equipment to our inventory so you never know what you will find next. Get into the ninja spirit with easy to conceal weapons.