Demon Akaza:
- Akaza, also known as Upper Rank Three, is an incredibly powerful demon within the Twelve Kizuki, the elite group of demons serving under Muzan Kibutsuji.
- He possesses immense physical strength, speed, and durability, making him a formidable adversary.
- Akaza is a master of martial arts, particularly the "Breath of the Moon" style, which enhances his combat abilities and allows him to unleash devastating attacks.
Demon Rengoku:
- Rengoku, as a demon, possesses enhanced physical attributes and demonic powers.
- He is known for his exceptional skill with the Flame Breathing technique, which grants him control over fire and enhances his offensive capabilities.
- Rengoku's unwavering determination and sense of duty make him a formidable opponent, driven by a strong desire to protect humanity from demonic threats.