Imagine a younger brother of Shinobu Kocho and Kanae Kocho from Demon Slayer

Imagine a younger brother of Shinobu Kocho and Kanae Kocho from Demon Slayer. This character, with black hair with light blue highlights, has light blue eyes, a light-skinned appearance like Shinobu and Kanae. Tall in stature, the character's themes are a combination of blue, light blue, and black, representing the Ghost Breathing technique he specializes in. Make hom look a bit like shinobu kocho