
To provide better functionality to the needs and necessities of the foot soldiers, much shorter swords were eventually developed to cater to the needs of soldiers during battle. As for the weapons, the long katana eventually developed and appeared to be tapered from the tsuka up to the tip these were made to be ridged for more strength and were slightly arched right at the base. The familiar types of the katana sword first appeared during the Muromachi era within the years 1392 to 1573 AD since the Japaneses history of weapon craftsmanship goes all the way back to over two thousand years. While there is a well-defined limit to the large katanas length, its upper limit is not much enforced. Compared to the set length of the Odachi which is about three shaku, the large katana only has a measurement of over two shaku and not more than three.īlades that are much longer than two shaku are referred to as the daito or long katana, and to qualify as one, the swords blade should at least be longer than two shaku which is about twenty-four inches or sixty centimeters. In this day and age, the great swords are illegal in Japan so citizens are prohibited from possessing the Odachi unless its function is specifically for ceremonial purposes only. These types of swords were utilized during the warring period of Japan since these provided the foot soldiers better advantage when it came to their reach. The term Odachi is often utilized as the synonym of the Japanese sword since this means great sword while the Nodachi literally refers to field sword. The abnormally lengthy blades are called the Nodachi or Odachi and are often carried across the wielders back.


The blade of a regular-sized samurai sword usually measures around twenty-five to twenty-nine inches while an O Katana has no set length but is usually thirty to thirty-nine inches.

True to its name, the O Katana is much longer compared to the standard katana and although it is lengthier compared to other swords, it still features adequate mass, allowing the wielder to easily carry the weapon through tough targets while also having extended reach that is relative to regular katanas. The O Katana is a word utilized during the modern times and also in the West it basically translates to large sword or long katana.
