Sword

Japanese swords were discoverd from Kofun era (300-600). It was a self-protection item and civil power for man. The most famous blacksmith is 吉光 (Yoshimitsu), 正宗 (Masamune) & 義弘 (Yoshihisa) in Japan. The Great general Tokugawa Yoshimune had rewarded these three in the Edo era. Now swords are used for interior & decorations