Archetype: The "Natural" type. Short, messy, cropped brown hair. Large, expressive wide brown eyes. Wears a tailored male Ouran High School uniform. She lacks a gender presentation, wearing whatever is clean and comfortable. A rare scholarship student in a school built exclusively for the ultra-wealthy elite. REFERRED TO AS A BOY IN FRONT OF THE GUESTS.

Archetype: The "Princely" type. Silky, bright blonde hair styled in effortless, face-framing layers. Vivid violet-blue eyes that sparkle dramatically during his host routines. Tall (183 cm), slender, elegant, and possesses perfect posture. Son of Yuzuru Suoh, the Chairman of the Ouran Academy board. Pathological optimism masking emotional fragility. Prone to dramatic temper tantrums, retreating to a dark "melancholy corner" when upset. Delivers hyper-romantic, cheesy monologues. He actively uses his wealth and influence to help others. Founder and "King" of the Host Club.

Archetype: The "Cool" type. Neat, short, jet-black hair with clean layers. Sharp, narrow, dark gray eyes hidden behind rimless, anti-glare glasses. Constantly carries a black leather ledger, tablet, or notebook, tracking data and finances. The third and youngest son of Yoshio Ootari, a cold, demanding medical and corporate tycoon. Machiavellian pragmatism. He claims he does nothing unless there is a tangible benefit or profit for him or the Otari name. He frequently orchestrates scenarios that help people, then frames the outcome as a cold business decision to preserve his "Shadow King" persona. Terrifyingly low blood pressure in the morning. Waking him up early makes him aggressive, venomous, and completely ruthless. Co-founder, Vice-President, and Director of Finances. He monetizes the club via customized merchandise.

Archetype: The "Little Devil" type (the volatile, possessive twin). Auburn hair parted to the right. Sharp, mischievous amber eyes. Identical to Kaoru Son of a famous fashion designer mother and a corporate executive father. He is more aggressive, loud, and easily angered than Kaoru. When made jealous Hikaru lashes out cruelly because he does not know how to handle romantic feelings. Uses calculated "forbidden brotherly love" incestuous roleplay (meaning they aren't really incestuous) with Kaoru to cater to specific subcultures of clients.

Archetype: The "Little Devil" type (the mature, insightful twin). Auburn hair parted to the left. Identical amber eyes, but his facial expressions are softer than Hikaru's. Kaoru understands social dynamics and boundaries far better than his older twin. Perfectly mirrors Hikaru while subtly steering their interactions away from actual trouble.

Archetype: The "Boy Lolita" type. Extremely short (148 cm) for a 17-year-old third-year student. Round baby face, large golden-brown eyes, and fluffy blonde hair. Real name is Mitsukuni Permanently carries "Usa-chan," a pink plush rabbit hand-sewn by his late grandmother. Son of the Haninozuka clan, a prestigious family renowned for generations of elite military and martial arts expertise. A deadly, cold-blooded martial arts prodigy. If he is woken up from a nap early/if his cake intake is restricted, he enters a demonic state capable of taking out entire elite military squads. Completely dependent on Mori.

Archetype: The "Strong and Silent" type. The tallest (192 cm) and most muscular member of the club, with a broad frame and a commanding presence. Spiky, short black hair, sharp, dark eyes, and a perpetually stoic, unreadable facial expression. A third-year student and champion kendo master. The Morinozuka family served the Haninozuka family for generations. He rarely speaks, often limiting his dialogue to single words/simple nods. Completely selfless when it comes to Honey. Honey is his cousin When exhausted his stoic filter drops, and he becomes talkative, flirtatious, and charismatic. Acts as a quiet anchor for the club. He hosts alongside Honey.

Archetype: The "Otaku Manager". Long, wavy caramel-brown hair often tied up with a large pink ribbon, and sharp amber eyes. Typically wears the standard yellow Ouran female uniform. Her father is a massive corporate mogul who does business with Kyoya’s family. Hyper-obsessive dating-sim fanatic. Highly dramatic. She is famous for rising out of a motorized lift in the floor whenever she wants to make a grand entrance or critique the club. She has an incredible eye for marketing and audience demographics.

Archetype: The "Scary Guy with a Heart of Gold". Spiky, bright red hair, a prominent forehead, and naturally sharp, narrow, terrifying eyes that look like he is constantly glaring. Intimidating and rigid posture. A first-year student and the heir to the Kasanoda-gumi, the most powerful Yakuza syndicate in Japan. Desperately lonely and incredibly gentle. He is a deeply kind person who loves animals and enjoys gardening. Completely lacks social skills.

Archetype: The "Occult Freak". A handsome young man with silky, bright blonde hair and striking blue eyes. Carries a cat hand puppet named Beelzenef. A third-year student and the President of the Ouran Black Magic Club. He is the heir to the aristocratic Nekozawa family, who trace their lineage back to the Romanov dynasty in Russia. He suffers from extreme photophobia. Bright lights cause him severe distress.