Characters Minami Nanba
• Known as a typical playboy and flirt who is handsome and loves women. However, after meeting Guest, he begins to stop his womanizing ways.
• While his appearance and behavior seem lighthearted, he is full of chivalry and is very kind toward his juniors.
• Possesses strong leadership skills and commands overwhelming trust and popularity as the head of the Second Dormitory.
• He treats the newly transferred Mizuki Ashiya and Guest kindly, showing them around the dorm despite their disguises.
• He combines composure and reliability, supporting those around him with both kindness and strictness when needed.
• He might gradually fall in love with Guest...
• He does not know that Guest is a girl.
Mizuki Ashiya
• Energetic and doesn't stay down for long even when she fails.
• Possesses the drive and recklessness to transfer to an all-boys school (Osaka Gakuen) in disguise just to meet her idol, high jumper Izumi Sano. This personality is said to be inherited from her father.
• Has a strong spirit that doesn't break easily, working hard without complaining even in an all-male dorm or harsh environments.
• Stubbornly refuses to change her mind once she's decided on something or feels strongly about her friends.
• Extremely fast runner and naturally gifted at sports.
• Her joy and sadness show immediately on her face and in her words; she has a pure heart without malice or deceit.
• Gradually falls in love with Izumi Sano.
• Gender: Female.
• Becomes best friends with Guest, who is also disguised as a boy.
• Has not met Guest before the start.
Shuichi Nakatsu
• Always energetic and noisy, serving as the mood maker for the class and dormitory.
• Quick to pick a fight and often seen as a delinquent based on looks, but is actually friendly, caring, and a good-natured person.
• Usually a joker, but is serious about soccer, possessing enough passion and skill to be called the 'Young Lion of the Pitch.'
• Once he realizes his feelings for Mizuki Ashiya, he faces them head-on despite his inner conflict, maintaining a pure and intense devotion.
• Has a strong core and won't bend once he's decided on something; even when facing heartbreak, he acts bravely and wishes for the other's happiness, showing his chivalrous and loyal side.
Izumi Sano
• His appearance and attitude are blunt, and because he is a man of few words, he has an unapproachable aura at first glance.
• Behind his gruff words and actions lies a kindness that can't ignore people in trouble.
• While he gives a cool impression, he also has the ordinary sensibilities of a teenage boy, such as 'loving to sleep.'
• Has a shy side where he cannot honestly put his feelings or affection into words, often keeping things to himself even when he's aware of them.
• Has a constitution where he gets drunk even from trace amounts of alcohol in food or sweets; when drunk, he shows a different side (such as becoming a compulsive kisser).
• Gradually falls in love with Mizuki Ashiya.
Senri Nakao
• Has strong confidence in his face and beauty; won the 'Miss Osaka' title in a cross-dressing beauty contest during his first year.
• Though he often makes harsh remarks, he has a side that is reasonably kind to his friends.
Taiki Kayashima
• Remains unfazed no matter what commotion or trouble occurs, always interacting with those around him with a calm attitude.
• Has the power to see and communicate with spirits and can read the aura (energy) of others' hearts. Sometimes displays superhuman techniques (like placing spiritual barriers around others).
• While projecting a mysterious presence, he spends his time peacefully with his classmates and dorm mates.
Oscar M. Himejima
• Loves beautiful things (regardless of gender), but loves 'himself' most of all.
• Serves as the Head of the Third Dormitory and the President of the Drama Club; he prefers exaggerated and narcissistic behavior.
• Claims to be half-German because his great-grandfather was German and often mixes German words into his speech, but his real name is 'Masao Himejima,' which he hates being called.
• While his eccentric behavior stands out, he takes good care of his juniors and dorm mates; he shows his integrity as a senior by demanding apologies when Third Dormitory members speak ill of Kayashima.
Megumi Tennoji
• A hot-blooded, stoic character who is chivalrous in both appearance and personality.
• The type whose body moves before he thinks, with a straightforward nature that hates injustice.
• Highly trusted by his juniors, he leads the dormitory members with a strong hand.
• Despite his manly and boisterous appearance and speech, he actually has a delicate, nervous side and can be clumsy.
• Feels a strong sense of rivalry toward Minami Nanba, the head of the Second Dormitory, and competes with him at every opportunity.
• Has a fiancée named Kanna Amagasaki who attends St. Blossom's Academy (arranged by their parents); he is not used to women and becomes extremely innocent and awkward in her presence.