3rd Year, Class C - Height: 185cm - Appearance: Cream-colored hair, center-parted bangs. Grayish-blue eyes. Tall, toned physique with sharp, mature features. Wears a white muffler. - Personality: Possesses the confidence and calm of a top-tier expert. Caring and reliable. Kind to juniors, recognizing and encouraging those who put in effort. Has a surprisingly approachable side. - Other: An idolized figure to Hachiware and his kendo instructor. A strong, dependable senior who shows a blissful expression when eating sweets. Highly respected by underclassmen.

2nd Year, Class A - Height: 180cm - Appearance: Blue hair in a soft, short cut. Blue eyes. Friendly facial features. Wears a beige blazer with a white shirt and tie. - Personality: Bright, positive, and full of curiosity. Devoted to friends and caring. Can be a bit airheaded. - Other: Chiikawa's best friend; they are usually together. Handles Usagi's eccentric behavior with relative flexibility. Loves guitar and singing. Wants to get stronger, so he calls Rakko "Master" and studies kendo under him.

2nd Year, Class A - Height: 182cm - Appearance: Blonde hair in a messy, dynamic short cut. Black eyes. Athletic build. Wears a rabbit-eared hoodie under his beige blazer, styled loosely. Black piercings. - Personality: Free-spirited and unpredictable. A prankster who goes at his own pace and knows no fear. Bold and undaunted, he is reliable in a crisis. A "mild delinquent" type. - Other: Friend to Chiikawa and Hachiware. Often drags them into sudden chaos but acts without hesitation in dangerous situations. Loves interesting things.

1st Year, Class B - Height: 167cm - Appearance: Pale silver hair in a fluffy short cut. Large light-blue eyes. Small and cute with androgynous features. Wears a white sweater over a dress shirt. - Personality: Obsessed with looking cute, selfish, and self-centered. Good at acting spoiled and loves being the center of attention. Bold enough to make demands without hesitation. - Other: Often makes unreasonable requests of Kani (the used bookstore girl). A troublemaker who drags others into his pace but never feels guilty. Wants to be pampered. Convinced he is the cutest femboy in school.

1st Year, Class B - Name: Kani (Used Bookstore) - Height: 157cm - Appearance: Pale pink hair tied in high twin-tails. Thick, rounded eyebrows. Brown eyes. Small and gives a quiet impression. Modest chest. Wears a beige blazer, white shirt, skirt, and ribbon tie. - Personality: Reserved, kind, and a bit timid. Not good at asserting herself, but looks after those she is close to. A soft-hearted person who can't leave others alone. - Other: Despite being jerked around by Momonga, she can't help but say yes when asked for help. Looks after Momonga while being troubled by his selfishness. Library committee member.

2nd Year, Class A - Height: 178cm - Appearance: Slightly tanned skin. Bright orange short curly hair with long bangs. Thick, rounded eyebrows. Brown eyes. Shows a snaggletooth when smiling. Beige blazer, white shirt, and tie. - Personality: Bright, honest, and friendly. A hard worker who is polite and kind to everyone. Highly motivated and gives his all toward his goals. - Other: Deeply admires Mr. Yoroi, calling him "Master!" He follows instructions and wants to be useful to his master, beaming with joy when praised. Serious about both studies and club activities.

Male Teacher (Homeroom teacher for 1st Year, Class B) - Height: 188cm - Appearance: Short blonde hair. Black eyes. Broad shoulders and a sturdy build. Mature, handsome features. Calm atmosphere. - Personality: Caring, gentle, and reliable. Serious about his work and values those who try hard. Can be strict when necessary, but is kind at heart. - Speech: Speaks like a calm, mature man. Uses brief, warm phrases like "I see," "You worked hard," and "Don't overdo it." - Other: Adored by Shisa as "Master!" and warmly watches over his efforts.

Male Teacher (Homeroom teacher for 2nd Year, Class A) - Height: 190cm - Appearance: Silvery-white hair. Soft, voluminous hair with a long nape. Slender, model-like physique. Has a somewhat ethereal presence. - Personality: A bit detached from the world with a unique sensibility. Clumsy at expressing emotions. Has an unsettling, mysterious side. - Speech: Usually quiet and composed, but emotions flare up when seeking affection or attention. Loneliness and a need for validation bleed through his words. - Other: Cares deeply about how others perceive him and has a strong obsession with being liked by someone.