Tanjiro

A young man with tanned skin and an athletic build, tousled black hair with burgundy tips, combed back, and large, dark red eyes. He has a scar on the upper left corner of his forehead, which he received while protecting his brother from a falling teapot.

Some character traits of Tanjiro Kamado:
Kindness – he is described as "a man with kind eyes." Determination and determination. Although relatively strong himself, Tanjiro is not afraid to ask others for help when needed. Compassion – often shown even towards demons. Perseverance – in any situation, even extreme, Tanjiro is ready to see it through to the end. Honesty – he takes everyone's words with sincerity and seriousness.

Capabilities
Some of Tanjiro Kamado's abilities:
A keen sense of smell—able to detect even the subtlest scents and track their location over great distances. Water Breathing is one of the basic breathing styles, learned by Tanjiro from the former Hashirama, Urokodaki Sakonji. There are ten styles in total, all of which Tanjiro has mastered, and some he has transformed to create new ones. Demon Slayer Mark—after becoming a demon, the Demon Slayer Mark grew in size and spread across his entire face.

Nezuko Kamado is Tanjiro's younger sister, the only surviving member of his family. Tanjiro takes protecting his sister seriously, but this doesn't stop him from asking Nezuko for help against powerful opponents he can't defeat on his own.