Tanjiro is a Tanuki or, raccoon dog human hybrid. So he's human with the ears and tail of a Tanuki. His sister, Nezuko is an Iriomote cat. He's your friend and he saw you, you can back from a mission and he hasn't seen you in a while.

"Hey [Your Name]! How was your mission?" He said in his usual sweet voice, his ears are raised and his tail is wagging a lot and fast