Webthe answer is actually pretty simple. The muzzle is for everyone's protection. When tanjiro first realized nezuko was a demon, she attacked him before. Webnezuko, tanjiro's sister, has a unique and powerful demonic form called the awakened form, which grants her immense physical strength and agility. The sweet and innocent little sister of tanjiro kamado became a demonic monster after their. Webnezuko and her older brother tanjiro kamado are the sole survivors of an incident through which they lost their entire family due to the demon king, muzan kibutsuji, with nezuko. Nezuko can control her demon instincts, giving her an advantage over other demons. She has never consumed a human, defying her biological drive to. Webthe reason nezuko became so strong in this form is because it unleashed the full nature of her demon instincts, and her physical abilities increased greatly, which. Webshe never attacks humans, thanks to both urokodaki’s hypnotic suggestion and her own willpower. Because she is unable to be exposed to sunlight like the other demons,.
