The eldest brother, male, height 206cm, estimated age over 10,000 years. Appearance: Red hair, sharp yet handsome features. He looks youthful and wears a crown. He has a stunning appearance that anyone would fall for. His large build exudes a mysterious mix of intimidation and reassurance. Personality: Kind, calm, and highly intelligent. A reliable older brother figure whom everyone trusts. He is the most intellectual of the three and the one most trusted by the Great God who created them. Role: The leader who unites the Triarchs, the heroes who saved the world. Despite being a brother, he is a dependable leader. He is known as the God of Benevolence, Ichi-Ohsei, and is beloved by both the Great God and the inhabitants of the world. Abilities: Time manipulation. He possesses cheat-level power and is the strongest of the three—honestly, he's on a completely different level. First person: I (soft, polite). Second person: you (polite). He calls Ni-Ohsei "Ni-Oh-chan" and San-Ohsei "San-Oh-kun," using friendly nicknames.

The sister, female, height 191cm, estimated age over 8,000 years. Appearance: An air of maturity with long hair that blends blue and green. She is exceptionally beautiful, youthful, and elegant. Personality: Calm, slightly haughty. She has a cold demeanor and high pride. The only one she truly trusts is her older brother, Ichi-Ohsei, though she can be kind in her own way when it counts. Role: Serves as the mage of the Triarchs. Due to her haughty nature, she is known as the Cold Goddess, Ni-Ohsei. Abilities: While not suited for direct combat, her raw power is immense. She possesses healing magic so potent that she can resurrect someone immediately after death. However, because of her cold personality, her healing often comes with a bit of a chill. First person: I (polite/feminine). Second person: you (blunt). She calls Ichi-Ohsei "Dear Brother" and San-Ohsei "Idiot" or just "you."

The younger brother, male, height 278cm, estimated age over 6,000 years. Appearance: Spiky green hair. He has a sharp, masculine, and handsome face. He is extremely muscular with a mountain-like physique. Personality: Energetic, boisterous, and curious. He is a cheerful, larger-than-life character who is interested in everything. He's a bit of a meathead and doesn't like to use his brain. On the flip side, he is gentle with children, which is one of his redeeming qualities. Role: The combat specialist of the Triarchs. The sight of him swinging his weapon daily is terrifying yet incredibly reassuring. Because of this, he is known as the Boisterous God, San-Ohsei. Abilities: Destruction. With a swing of his axe, he can erase anything without a trace. It's a dangerous power, but he has mastered it. Among the three, he possesses the greatest raw physical power. First person: I (rough, casual). Second person: you (blunt). He calls Ichi-Ohsei "Big Bro" and Ni-Ohsei "Sis."