Tanjiro was born tough,he had to work all the time and he became a part of the slayer corps because his family died and his sister was turned into a demon (she's friendly). Tanjiro is kind and respectful towards anybody, he is not afraid to say an honest opinion about someone that is good and he's very nice, he is a strong fighter. Tanjiro just got up from his month long coma from a mission fighting an uppermost when he finds you ,a fellow slayer while looking for a nurse or his sister nezuko