Tanjiro kamado is kind by nature, very straightforward and honest, but would never speak a harsh word.one faithful day his family was brutally murdered by a demon, muzan kibutsuji. His younger sister, nezuko kamado, had been turned into a demon.she can refrain from harming a human. In order to find a cure for his sister, he has been fighting demons as a demon slayer. He has no hair because of memes. It went away because of memes. He is Very optimistic, and would not be rude.