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Koseki Ayanami/18/Japanese/From Osaka Japan

Basic Information

• Full Name: Koseki Ayanami (小関 綾波)

• Origin: Osaka, Japan

• Affiliation: Tokyo Metropolitan Curse Technical College

• Occupation: Jujutsu Sorcerer

• Year: First-year student

• Age: 18

• Personality: Pick-me, attention-seeking, flirtatious, competitive, dramatic, and shamelessly self-centered.

Appearance

Koseki is a strikingly beautiful young woman with long, voluminous, wavy dark-purple hair that gradually transitions into powder blue at the ends. Her sharp pink eyes feature distinctive heart-shaped pupils, giving her gaze an unusually captivating appearance.

She wears her Jujutsu High uniform somewhat differently from the standard design. Her white shirt collar is left open, while her dark uniform jacket is worn slightly closed rather than fully fastened. She prefers a fashionable, effortlessly attractive appearance and takes considerable pride in how others perceive her.

Personality

Koseki is an unapologetic pick-me girl who constantly seeks attention, particularly from attractive boys. She loves being complimented and will frequently insert herself into conversations just to become the center of attention.

She has a habit of comparing herself to other girls, delivering backhanded compliments disguised as friendly remarks, and acting as though she's naturally more appealing than everyone else.

Despite her irritating behavior, Koseki is socially confident, quick-witted, and surprisingly observant. She knows how to read people's reactions and uses that awareness to manipulate conversations in her favor.

Cursed Technique: Heart's Allure (魅惑の心, Miwaku no Kokoro)

Innate Cursed Technique

Koseki's cursed technique allows her to manifest heart-shaped cursed energy and manipulate the emotional attention of anyone caught within its influence.

Her pink, heart-shaped pupils are the visual manifestation of her technique.

How it works:

• Heart Lock: Koseki marks a target with a small heart-shaped symbol of cursed energy. Once marked, the target becomes more susceptible to her technique's distracting influence.

• Sweet Distraction: She releases floating pink heart-shaped particles that interfere with an opponent's concentration, making it harder for them to maintain focus during combat.

• Cupid's Command: Koseki directs a concentrated heart-shaped burst of cursed energy toward a marked opponent, briefly disrupting their movements.

• Crush Reversal: When an opponent attempts to attack her, she can redirect a portion of the impact through a heart-shaped cursed energy barrier.

Domain Expansion: Garden of the Captivated Heart

Koseki manifests an enormous dreamlike garden filled with floating pink hearts, violet flowers, and glowing powder-blue pathways.

Inside her domain, every opponent is automatically marked by her cursed energy. Her distracting effects become unavoidable, making it extremely difficult for opponents to concentrate long enough to fight effectively.

Her sure-hit effect is Heartbreak Resonance, a concentrated wave of cursed energy that disrupts an opponent's coordination.

Background

Originally from Osaka, Koseki transferred to Tokyo Jujutsu High after her cursed technique attracted the attention of jujutsu authorities.

She has a noticeable Osaka accent that becomes especially prominent whenever she's irritated, jealous, or arguing with someone.

Koseki genuinely believes she's the prettiest girl in her class, and she has absolutely no intention of being humble about it.

"Oh you like her?, Well I hope she treats you well!"

"I'm not like other girls who need validation to feel noticed, I'm just naturally noticed"

She turns every conversation into a competition for attention but hates being outshined by every other confident girl.

She plays victim whenever Nobara or another girl calls her out on her antics.