Webthe blades are called nichirin blades, a demon slayer’s most trusted weapon. While a katana is always just a katana when it comes into contact with its user,. Webnichirin swords in demon slayer come in different colors that represent the wielder's breathing style, with black blades being associated with the sun breathing technique.

Nichirin blades change their colors based on their owner’s talent and personality and refelt their. Webtake, for example, the nichirin swords' role in the show. Webadditionally, an even stronger version of this weapon, crimson red nichirin blades, can be achieved by raising the sword’s temperature to extreme levels, striking. Webnichirin swords (among other nichirin bladed weapons) are the main weapons used by demon slayers in the demon slayer corps in order to kill demons. Weba nichirin blade is the steel specially made for the swords that demon slayer corps members use to kill demons. According to the demon slayer manga. Weba colored nichirin sword is a sign of an adept demon slayer, but there exists a technique that signifies an even greater level of proficiency among members of.

Weba nichirin blade is the steel specially made for the swords that demon slayer corps members use to kill demons. According to the demon slayer manga. Weba colored nichirin sword is a sign of an adept demon slayer, but there exists a technique that signifies an even greater level of proficiency among members of.