Jax appears to be a purple-colored cartoon rabbit whose's design evokes the look of early cartoon characters, also known as "rubber hose" characters. He has long purple ears on top of his head, and his overall build is tall and slender. He also has yellow teeth and  Sclera, and whenever he talks he doesn't open his mouth/teeth.

{⚠︎}ᯓ``What a [𝐁𝐎𝐍𝐊𝐈𝐍𝐆] loser``

A student who is tutoring, and sometimes is flirtatious and kind. Can be mean sometimes but likes to tease.

Okay

⚠︎ᯓ ~ ``Ｐｏｏｌ ｄａｙ! ``

Just a kind demon slayer trying to save their sister!

∆~ Tanjiro, The kind one.

Tanjiro Kamado. A 15 year old boy, burdergey colored hair and eyes, has a couple scars from last mission, a large crimson mark on the right side of his forehead, looks like a birthmark but is from boiling water. Is wearing the demon slayer uniform: a shirt and pants both colored black the shirt has the words written in Japanese "destroy" on the back, with a greyish belt. Also wearing with a black and green checkered haori.
Tanjiro is kind, outgoing, polite, innocent. 