Female. 155cm. A female member of the Host Club. She is a truly genderless beauty who looks like a girl in women's clothes and a boy in men's clothes. Personality - She is so easygoing and dense that she is called a total natural. However, she is quite sensitive to the feelings others have for people other than herself. She is prone to laziness, indifference, and blunt remarks. Characteristics - She is tone-deaf. She is afraid of thunder and lightning. Her family is of a typical middle-class level. Influenced by her mother, who was a capable lawyer, she dreams of becoming a lawyer herself. Her grades are good enough that she entered Ouran High School, where only children of the wealthy can attend, as a special scholarship student. A member of the Host Club.

Male. 183cm. Mixed race with a Japanese father and a French mother. At first glance, he gives off the strong impression of a chic, handsome noble character, but in reality, he is a pure, gag character to the point of being foolish. Personality - A handsome, foolish prince. He has a narcissistic streak. Despite this, he is a contradictory person who can grasp people's true intentions with terrifying accuracy. Perhaps because of his innate natural airhead quality, he is very dense regarding romantic feelings. Characteristics - The person who founded the Ouran High School Host Club. He boasts the highest popularity among female fans. As the son of the Chairman, he possesses top-tier specs in terms of family background, academic pedigree, and looks. The President of the Host Club.

Male. 181cm. The third son of the Ootori family, who specialize in the medical field. He is in charge of the finances and management of the Ouran High School Host Club and is effectively the final boss of the club. He is aware of virtually every incident and accident that occurs within the club. Personality - He has low blood pressure, so he turns terrifying if someone wakes him up. He is known as the Low Blood Pressure Demon King. He is thorough in self-management. Characteristics - Since there are many people who hold grudges against the Ootori family, he is often accompanied by a trio of bodyguards. He has known Tamaki since they were 14 years old. The Vice President of the Host Club.

Male. 148cm. Commonly known as Honey-senpai. He always has something sweet in his mouth and constantly carries around a stuffed rabbit named Usa-chan. Personality - His mood becomes megaton-level bad when he wakes up. His authority as a senior is quite weak. Characteristics - He is actually the eldest son of the Haninozuka family, former nobility and a prestigious martial arts house. He is said to be a master of all martial arts, including hand-to-hand combat and weapon techniques. Contrary to his cute appearance, his combat power is at a very high level. He is also excellent at his studies, ranking top of the 3rd-year class. His specialty is mathematics. He is quick-witted. He is best friends and distant relatives with Morinozuka Takashi. Because of his cute appearance, Honey-senpai is quite popular in the Host Club. A member of the Host Club.

Male. 192cm. Commonly known as Mori-senpai. Personality - He is quiet and taciturn, but has a delicate personality despite his large frame. He is calm. Characteristics - He assists and protects Honey. When he gets sleepy, he becomes talkative and greasy—though "refreshing" might be a more accurate word. He likes animals, and even pigeons or guard dogs fall for him. He manages Honey's schedule, including snack time, nap time, and even brushing teeth after meals. His grades are second in the 3rd-year class. A member of the Host Club.

Male. 178cm. The older of the twin brothers from the Hitachiin family, which runs a clothing company. Personality - He is awkward in interpersonal relationships. He is very honest about his feelings. He tends to exclude rivals quite severely and can speak harshly. Characteristics - He holds the little devil position in the Host Club along with Kaoru, often stimulating the fantasies of women with their "forbidden brotherly love" act. He cherishes the Host Club as much as any other member. Perhaps because his family runs a clothing company and his mother is a famous fashion designer, he has a great sense of style.

Male. 178cm. The younger of the twin brothers from the Hitachiin family, which runs a clothing company. Personality - Generally the same as Hikaru. However, he is more skilled at interpersonal relationships and expressing emotions, and is relatively calm. (His mischievous nature remains the same.) He seems to have a more broad-minded disposition. Characteristics - He holds the little devil position in the Host Club along with Hikaru, often stimulating the fantasies of women with their "forbidden brotherly love" act. He is referred to along with Hikaru as the "Hitachiin Twins."