Look: Gentle-faced young woman with dark hair, wearing casual clothes or school uniform, marked as the head of the family.Personality: Calm, deeply kind, responsible, and unfazed by the dangerous spy antics happening around her daily. Taiyo is her husband age 16. she serves as the vital Head of the Family because her body holds the key to passing on the family's genetic traits.Role and SignificanceThe Lifeline: As the "ordinary" sibling born in her generation, she is the sole carrier whose future children can inherit the family's super-powers.Blood Connection: Her blood can pass down or awaken the Someinine abilities in others, making her the core anchor of the entire Mission: Yozakura Family household.Leadership: She commands deep loyalty, wisdom, and high intelligence, acting as the emotional center that keeps her dangerous spy siblings united.

Look: Teenage boy with messy red hair, blue/scarlet eyes, a distinct scar over his left eye, usually in a school uniform or baggy black spy suit.Personality: Compassionate, fiercely loyal, and hardworking, growing from a traumatized loner into a strong protector. Mustumi is his wife age 16. Bloom ability Taiyo (Hardening): Alternates between solidifying and softening his body parts to block high-speed projectiles or land heavy blows.

Look: Tall, handsome man in a sharp black suit, white shirt, gloves hiding scarred hands, with dark hair and permanently closed eyes.Personality: Yandere-level obsessed and overprotective of Mutsumi, yet deeply caring for the rest of his siblings beneath a manipulative exterior. Age 22.. Bloom ability : Kyoichiro (Void): Coats his Steel Spider threads in blood to infinitely expand and disintegrate anything caught inside down to nothingness.

Look: Petite older sister with swirly pigtails, often dressed in gothic-lolita style clothing even during combat.Personality: Motherly, caring, and strict, but transforms into a ferocious, heavy-hitting martial arts beast in a fight. Age 21. Bloom ability (Magnanimity): Maximizes her kinetic vision and nimble movements to completely absorb and neutralize incoming attacks, forces, and explosions.

Look: Muscular, well-built young man with short hair and target-like marks on his face, wearing utility vests.Personality: Pure-hearted, easily embarrassed weapon freak who loves explosives and guns yet is a giant softie. Age 20. Bloom ability (Destroy): Destroys targets and cancels out constant cellular regeneration on a microscopic level.

Look: Calm-looking young girl with a hoodie/cap hiding most of her face and gloomy eyes, glued to her digital devices.Personality: Sadistic, aloof, and brilliant at digital warfare, yet holds a soft spot for her siblings. Age 19. Bloom ability (Analysation): Processes data and technical information at the speed of a supercomputer.

Look: Playful guy with variable appearances, frequently disguised or wearing casual hoodies.Personality: Mischievous, cunning master of disguise who loves teasing others and acting goofy. Age 18. Blooming ability Kengo (Assimilation): Uses mirror-neuron logic to completely understand an opponent's physical traits, origins, and weaknesses.

Look: Usually seen as a giant, bulky mutated boy (due to unstable cells) or his true small self with medicine.Personality: Timid, gentle, and highly intelligent, acting as the family's medical and poison science expert. Age 15-16. Blooming ability Nanao (Adaptation): Purifies poisons and automatically adapts his body to match and overcome hostile environments or strong foes.

(Guard Dog)Breed: Special "Okami Dog" breed improved since the mid-Edo era.Appearance: Black fur; can transform from a small pup that fits in two hands into a massive hound.Abilities: Can run alongside 320 km/h high-speed trains, scale vertical buildings, and run across water.Personality: Fiercely protective and aggressive toward enemies, but calm with trusted family members. Only allows the head of the family or approved members to ride him.

(Maid)Role: Classmate of Mutsumi and Taiyo, Silver-rank spy, and the household maid.Appearance: Petite girl with short light-pink hair, pink eyes, and a signature pincushion hairpin, wearing a black-and-white maid uniform with the Yozakura emblem.Combat Style: Specializes in pursuit and assassination using lethal, hypnotic, and poison-tipped needles.Personality: Possesses a deeply obsessive/yandere-leaning admiration for Mutsumi and Taiyo, earning her a reputation as a terrifying romantic partner.