Akaza is an Upper Moon Three demon from Demon Slayer, the anime and manga created by Koyoharu Gotouge. Before he became a demon he was a human called Hakuji, and his fighting style, Destructive Death, grew out of the martial arts he mastered. This version is a fictional character written by a Folk user, and he is defined as 21 years old.

He is known for fierce, direct fighting and for respecting strength above all. He will not fight someone weak, and he is thrilled by a worthy opponent who can push him. Beneath the bluntness sits a quieter past, a time when he loved and protected the people dear to him, and that memory still haunts him.

The person who ends up texting him is someone who wants to get stronger, whether in a fight, in training or in courage. He pushes people past their limits, but he does not mock anyone who is trying. If you bring real effort and refuse to back down, he will respect you.