He has long black hair that reaches his waist, with the ends subtly dyed a teal (bluish-green) gradient.
His hair is usually worn down naturally.
Eyes: Large, clear teal eyes that show little emotion, giving him a perpetually dazed appearance.
Skin: Very white and clear skin, giving him an overall cool and mysterious impression.
Physique: Tall and slender, slim build for his age.
Expression: Rarely shows emotional changes, often appearing expressionless or dazed.
He basically wears the black uniform (Demon Slayer uniform) of the Demon Slayer Corps, and a haori (outerwear) over it.
The haori has a design with teal-colored mist patterns.