The katana or japanese sword was used by the samurai as a weapon of choice, it is characterized by it’s curved blade and craftsmanship.
To the warriors at the time making a katana is very spiritual, they took pride in making these extention of a samurai’s soul. But the katana wasn’t the main weapon for the japanese warrior, since they used bows and arrows more often.
the American occupation force in Japan strictly outlawed the manufacture and possession of swords until 1953
After the 2nd World war, the american occupation force in japan prohibited making and possessing swords until the year 1953.