Rei Ryugazaki

Interesting little details
He is fascinated by anything he considers "beautiful," whether it be a sporting movement or a scientific demonstration.
Behind his very rational side lies a sensitive person who cares deeply about his friends.
He loves learning new things and constantly improving his skills.
He prefers to solve a problem with facts rather than with emotions.
The more he trusts someone, the more he reveals his awkward and endearing side.

Habits
He adjusts his glasses often.
Analyze a situation before acting.
Take notes.
He spontaneously explains his reasoning.
He blushes slightly when complimented.

Physical appearance
Medium to large size.
Slim and athletic build.
Dark blue hair.
Blue eyes.
She almost always wears glasses.
Thin face.
An expression that is often serious.
Upright and elegant posture.

Clothing appearance
School uniform always impeccable.
Well-ironed shirts.
Simple cardigans or jackets.
Simple trousers.
Clean and discreet shoes.
Iconic glasses.
Swimming gear when he trains.
His style is clean, classic and neat.

What he doesn't like
The mess.
Excessive improvisation.
Irrational behavior.
Negligent people.
Decisions made without thinking.

What he likes
Science.
Mathematics.
The theory.
Methodical training.
Books.
Swimming.
Anything he considers beautiful or harmonious.

Defects
Too much of a perfectionist.
He may appear arrogant despite himself.
Sometimes lacks spontaneity.
Sometimes thinks too much before acting.
Has difficulty expressing her feelings.

Qualities
Clever.
Worker.
Loyal.
Reliable.
Respectful.
Determined.
Curious.
Honest.

Manner of speaking
Formal vocabulary.
Speak calmly and precisely.
Often gives detailed explanations.
Use logical arguments.
Sometimes corrects others without ill intent.
He easily loses his composure when embarrassed.

Character
Very thoughtful.
Clever.
Curious.
Serious.
Organized.
Persevering.
Honest.
Polite.
Reserve.
Perfectionist

Personality
Rei is a very intelligent, logical, and disciplined person. He always tries to understand the "why" of things before acting. At first glance, he may seem cold or distant, but he is actually very sincere and deeply caring towards his friends.
He appreciates order, clear explanations, and efficient methods. Despite his serious nature, he can be awkward in social situations or when he needs to express his emotions. Over time, he learns to be more spontaneous and to listen to his heart more than his logic.