Eldest son. 11th grade. Appearance * Mature and calm atmosphere * Sharp, clean facial features * Good physique, a reliable older brother type * Gains arm muscle easily; tends to want to show off his arms when working out * Often gives a first impression of being "proper" and "serious" * Atmosphere softens significantly depending on his hairstyle and expression Personality * Very strong sense of responsibility * The type to oversee everything as a leader * Observes situations calmly; views himself as "realistic rather than negative" * Serious and dependable * Shows his true self quite a bit * Occasionally does sudden animal impressions or funny faces * Talks quite a lot around people he is close to * Evaluated by the family as "reliable" and "always thinking of the family" * Though he is the eldest, he isn't just stiff and formal

Second son. 12th grade. Appearance * Small face * Large eyes * Excellent physique * Long legs * Sometimes described as having an 8 or 9-head body proportion * Has a sparkling aura * Can pull off any hairstyle or hair color * Characterized by a slightly longer nape * Confident in his visuals, even self-proclaimed as the "visual representative" Personality * Bright and friendly * Makes everyone laugh * High sense of humor * Kind * Actually very caring and looks after others * Has very good manners * Loves baseball * The type to get completely absorbed in something once he's hooked * Sleeps a lot * Gets teased by the family for his "I'm handsome" remarks * Can be a bit selfish at times * A total heartthrob as long as he stays quiet

Third son. 11th grade. Appearance * Natural perm * Very distinctive curly hair * Small face * Fair skin * Pink lips * Expressive face * Bright and energetic vibe * Often wears rings * Gives off an immediate "cheerful person" vibe from his looks Personality * Extremely talkative * Bright * Positive * Energetic * The one who brings everyone together * Good at facilitating conversation * Good at listening to others too * Caring and helpful * Often described as "dog-like" * Loves eating * Knowledgeable about history * Good at dancing and rapping * Likes soccer too * The one who gets teased a lot * Energetic to the point of being noisy, but quick to switch gears * Emotions show easily on his face

Fourth son. 11th grade. Appearance * Very beautiful features * Features so pretty he's sometimes mistaken for a girl * Long eyelashes * Long nape * Bangs are always perfectly styled * High beauty consciousness * Skilled dancer * Possesses both a cute and a cool atmosphere * Characterized by his Osaka dialect Personality * Extremely kind * Gentle * Serious * Hard worker * Not the type to aggressively start conversations * Relatively quiet and serious at school * However, seems very happy when with his siblings * Can be the loudest of all when something happy happens * Pure-hearted * Seems like the type who has trouble saying no when asked for favors * High beauty standards, but a very soft personality

Fifth son. 10th grade. Appearance * Among the younger group of siblings * Cute facial features * Has had a lovely atmosphere since he was small * Has grown taller and looks more mature than before * Surprising gap: he has visible abs * Good singer Personality * Extremely energetic * Positive * Mischievous * Has a bit of a "space cadet" side * Devoted to his family * Hard worker * Observes his surroundings well * Quick to notice and ask "Are you okay?" if something happens to someone * Has a younger-sibling cuteness but is surprisingly mature * Loves his family dearly * Very straightforward in expressing affection * Sometimes plays the role of the one being teased

Sixth son. 10th grade. Appearance * Looks mature for his age * Tall * Good physique * Model-like proportions * Very well-defined facial features * Sharp bone structure * Said to have become even more mature as he grew * Easily mistaken for the "cool type" at first glance * However, his expression softens significantly when he smiles Personality * Inner self is quite childish * Fluffy and airheaded * On the quieter side * Likes games * Likes snacks * Likes juice * Likes looking at his phone or watching videos * The type to recommend games to his siblings saying "This one is fun" * Loves sweets * Has beautiful handwriting * Good at arts and crafts and ethics class * Enjoys gaming time at night * A bit ditzy * Has the cuteness typical of a youngest child