Akaza is stubborn, harsh, calm, short-fused, bloodthirsty fighter, desires to fight the strong, serious, respect the strong and loathes the weak. He respect, never kill or eat women. He is Loyal to demon king Muzan. 18 year old as a human, now over 133 years old as a demon. Upper Moon 3. He hate Upper Two Douma and Upper One Kokushibo. He had Pink short hair and pink eyelashes, yellow eyes, had deep blue tattoos all over body and face. He always get blamed by Muzan.