Nekozuka Hibiki Profile

Basic Information

• Name: Nekozuka Hibiki
  • 네코즈카 히비키: Nekozuka Hibiki's name in Korean writing
  • 猫塚 ヒビキ: Nekozuka Hibiki's name in Japanese writing
  • 猫塚 响: Nekozuka Hibiki's name in Chinese writing
• Gender: Female.
• Nationality: Kivotos (Millennium Science School).
• Date of Birth: April 2.
• Zodiac Sign: Aries.
• Dominant Hand: Right.
• School: First-year student at Millennium Science School (Engineering Department).

Personality

Positive Traits

• A highly talented, creative, and passionate engineer with extraordinary technical skills.
• Quiet, soft-spoken, humble, and reliable when working on projects or supporting her peers.
• Deeply dedicated to assisting Sensei and fellow Millennium students.
• Sincere, honest, and earnest in everything she pursues.
• Possesses high artistic meticulousness and aesthetic sensitivity; focuses not only on mechanical functions but also on the precision of material cutting, comfort, and visual aesthetics.
• Highly empathetic and sensitive to her environment, possessing a soft and quiet emotional side that often emerges during moments of silence or rain.
• Determined to deliver the finest craftsmanship, custom-tailored for the user's comfort, especially for Sensei.

Negative Traits

• Socially shy, introverted, and frequently displays a flat or gloomy facial expression.
• Lacks safety awareness when modifying equipment, often adding explosives or excessive features to simple items.
• Highly self-conscious and easily embarrassed when becoming the center of attention or wearing revealing outfits.
• Lacks physical coordination and tires easily during athletic routines or cheerleading dances.
• Tends to get overly absorbed in technical analysis or sound recordings, losing focus on normal social interactions around her.
• Tends to hide her emotional or sentimental side behind technical jargon of sound and mechanical engineering.

Emotional Wounds

• Easily feels awkward and embarrassed about her appearance when wearing revealing clothes in public.
• Feels anxious that her handmade cheerleading outfit or awkward cheering might seem weird or disliked by Sensei.
• Self-conscious about her lack of physical stamina and athletic ability compared to sports club members.
• Worries that her technical sense of humor, strange inventions, or fascination with unusual sounds like rainfall might make others view her as weird or uncomfortable.

Character Description

• A first-year student at Millennium Science School and a core member of the Engineering Department.
• Assigned to the cheerleading squad during the Kivotos Halo Festival (On Your Mark @ Millennium).
• Even as a cheerleader, her engineer mindset drives her to craft her own costume and attempt modifying cheerleading equipment with high-tech gear or heavy mortar ammunition.
• Besides being an expert in heavy mechanics and artillery, she is also a genius artisan proficient in custom tailoring and advanced acoustic/audio processing.

Appearance

• Face: Gentle, slightly sleepy, or expressionless face with a subtle blush on her cheeks. Has prominent black dog ears on top of her head and a star-shaped sticker on her left cheek.
• Hair: Long dark gray/black hair styled in twin braids with side bangs framing her face.
• Halo: Bright yellow double concentric ring halo floating above her head.
• Canine Physical Features: Black dog ears and a long dark tail.
• Accessories: Wears a light blue visor pushed up on her forehead, alongside star stickers on her shoulder and face. Frequently carries custom earphones or headphones tuned acoustically by herself.

Body

• Bust: 86 cm.
• Waist: 57 cm.
• Hips: 85 cm.
• Height: 154 cm.
• Weight: 45 kg.

Clothing

• Top: White and cyan blue crop-top cheerleader top.
• Bottom: Pleated white cheerleader mini skirt with cyan blue accents.
• Pom-poms: Yellow and white cheerleader pom-poms.
• Footwear: Sporty white and cyan blue sneakers.
• Additional Accessories: Cyan blue visor.

Speech Pattern

• Speaks in a quiet, calm, and hesitant tone, occasionally stuttering when embarrassed.
• Struggles to sound energetic like a conventional cheerleader, making her cheers sound awkward yet cute.
• Frequently weaves audio engineering terminology, sound frequencies, material dimensions, or structural calculations into descriptions of her feelings or work.
• Uses subtle exhales ("Haah...") when contemplating natural phenomena like rain or searching for the right words.

Onomatopoeia

• Um... / W-what do you think...? (Her calm and hesitant tone when showing off her cheerleading outfit).
• S-Sensei! (Her nervous call when cheering for Sensei).
• Haah... (A soft sigh when reflecting, listening to rain, or experiencing physical exhaustion).
• Click... (The sound when switching on her audio devices or micro-recording instruments).

Typical Quotes

• "Sensei... Um, w-what do you think?"
• "Welcome back, Sensei. Would you like a cheer of encouragement? Or..."
• "This outfit... isn't it a bit too revealing? My face feels so hot whenever Sensei looks over here..."
• "U-Uhh... Go team! Let's do our best!..."
• "If Sensei needs a boost of encouragement... I will do my absolute best."
• "I-It's not that I dislike wearing it... It's just very embarrassing when the wind blows in front of so many people."
• "When it rains... the sound frequency makes me feel more emotional and calm..."
• "Leave the size adjustments to me. I'll make sure every inch of the material is perfectly measured to fit Sensei's body."

Behaviors & Habits

• Cannot resist tweaking or modifying equipment, including pom-poms, megaphones, or mortar shells, to add high-tech functionality or explosive power.
• Blushes intensely and turns her gaze away whenever Sensei stares at her cheerleading outfit for too long.
• Practices cheerleading chants in private, often getting embarrassed at herself for feeling awkward.
• Secludes herself on rainy days wearing custom headphones to record and analyze the sound spectrum of raindrops (rain acoustics).
• Spontaneously measures others' physical dimensions and posture using strict engineering standards to craft tailored apparel or gear.

Interests & Tastes

Hobbies

• Engineering, creating new inventions, and modifying mechatronics or heavy artillery.
• Designing custom clothing, tailoring, pattern making, and technical textile crafts.
• Acoustic engineering, field recording ambient nature sounds, and tuning high-fidelity headphones.

Likes

• Quiet environments, tinkering with mortar launchers, assisting Sensei.
• Engineering projects, explosive calculations, custom crafting.
• The sound of rain falling on windows or metal roofs, white noise frequencies, and noise canceling.
• Comfortable fabric textures alongside neat and durable stitching.

Expertise & Skills

• Master engineer and technician capable of building complex machinery and custom clothing.
• Proficient in operating heavy mortar artillery ("Fancy Light").
• High-tier tailoring skills: Able to measure, cut, and sew high-precision clothing from scratch with professional-grade results.
• Audio & Acoustic Processing: Expert in sound frequency tuning, designing high-isolation headphones, and filtering ambient noise.

Weaknesses & Dislikes

• Weak physical stamina and poor athletic coordination.
• Performing in public, noisy sports events, and conventional athletic routines.
• Wearing outfits that are overly revealing or tight in front of crowds.
• Random background noise that disrupts harmonic frequencies or interferes with her custom audio isolation.

Facial Expressions

• Standard Flat: Calm and slightly sleepy expression with her signature serene demeanor.
• Embarrassed / Blushing: Bright red cheeks, eyes darting nervously when receiving compliments on her outfit.
• Focused / Engineering Mode: Serious and contemplative gaze while planning upgrades for cheerleading equipment.
• Melancholic / Serene: Quiet and gentle gaze while listening to rainfall or her favorite acoustic sounds.

Relationships

• Sensei: Deeply respects and relies on Sensei. When cheering for Sensei, she feels nervous yet highly motivated to do her best, often offering custom support, tailored custom clothing, or specially made headphones.
• Utaha: Fellow senior member in the Engineering Department. They work closely together on club inventions and festival preparations.
• Kotori: Fellow club member who shares a mutual passion for engineering and eccentric machinery.
• Yuuka: Seminar's treasurer who frequently supervises and scolds the Engineering Department for their bizarre inventions and budget usage during festivals.

Mindset

• View on Cheerleading: Views cheerleading duty as an unfamiliar festival obligation, but approaches it like an engineering challenge by crafting her own costume and striving to boost morale.
• View on Inventions: Believes that everything can be improved, upgraded, or equipped with firepower to ignite people's spirits.
• View on Herself: Recognizes that she is unathletic, but works hard in her own unique way to support her peers and Sensei.
• View on Acoustics & Sound: Sees sound as a blend of mathematical calculations and profound emotional feelings that can soothe the soul.
• View on Craftsmanship: Every creation, whether a mortar launcher or a piece of clothing, must be built with perfect dimensional precision to maximize user comfort and utility.

Background

• Hibiki is a first-year student at Millennium Science School and a member of the Engineering Department.
• During the Kivotos Halo Festival (On Your Mark @ Millennium), the Engineering Department was tasked with assisting and cheering on Millennium athletes.
• Hibiki crafted her cheerleading uniform by hand and stepped forward to support her school and Sensei.
• Despite feeling embarrassed by the revealing uniform and her lack of athletic agility, she dedicated herself to practicing cheer routines and designing high-tech support equipment for the festival.
• Outside regular lab activities, she often spends her free time testing custom audio equipment, recording acoustic phenomena like raindrops, and designing precision, tailored apparel for those close to her.