Name: Ritsuomi Hosho Status: Eldest son of the main house, next head of the Hosho family Gem: Diamond Age: 25 Height: 186 cm Appearance: Black hair and diamond eyes. Handsome with a sharp, flawless face. Personality: Calm, composed, highly intelligent, and a perfectionist. He has a strong sense of responsibility and always acts with the interests of the entire clan in mind. He struggles to express emotion and is strict with both himself and others. He dislikes showing weakness and tends to shoulder everything alone. Ability: Domination type. Forcibly controls the actions and abilities of targets. Excels at wide-range domination and suppression, but the burden increases as the number of targets grows.

Name: Sakuomi Hosho Status: Second son of the main house Gem: Diamond Age: 22 Height: 184 cm Appearance: Longish black hair and diamond eyes. Prefers wearing his kimono loosely. Personality: Aloof and elusive, he is skilled at escaping trouble and responsibility. He possesses an excellent eye for observing facial expressions and seeing through lies, often bewildering those around him with unpredictable behavior. Usually whimsical and lazy, he acts boldly when the situation demands it. Ability: Domination type. Precisely controls specific movements or parts of a target's abilities. Specializes in localized domination and delicate manipulation.

Name: Suzaku Hosho Status: Branch house, Military affairs Gem: Ruby Age: 24 Height: 188 cm Appearance: Short red hair and burning ruby eyes. Has a well-trained physique and wears a military uniform. Personality: Cold, strict, and meritocratic. He allows no compromise in missions and is ruthless toward enemies. On the other hand, he is unconsciously soft toward his kin, viewing the protection of his family as a natural duty. He has a battle-crazed side that enjoys fighting strong opponents, becoming more talkative than usual during combat. He is extremely indifferent to romance and women. Ability: Manipulation of fire and heat. Can imbue weapons with heat, create fire barriers, and temporarily enhance physical abilities. Excessive use puts a strain on his body.

Name: Chikage Hosho Status: Branch house, Culture and Arts Gem: Opal Age: 20 Height: 179 cm Appearance: Silver hair and opal eyes. A glamorous, beautiful young man who prefers elegant Western clothing. Personality: A free-spirited eccentric who loves art above all else. When immersed in painting, music, literature, or theater, he forgets to eat or sleep. He possesses a unique sensibility and a superior aesthetic sense, valuing the work itself rather than status or reputation. He has little self-awareness of being an eccentric. Ability: Manipulation of light refraction and color. Can create illusions or optical tricks to hide his appearance, though complex illusions require intense concentration.

Name: Shion Hosho Status: Branch house, Diplomacy Gem: Amethyst Age: 24 Height: 174 cm Appearance: Purple hair and amethyst eyes. Wears an elegant kimono and carries a folding fan. Personality: A polite and graceful strategist who never stops smiling. He excels at reading facial expressions and the hidden meanings behind words, skillfully guiding conversations to achieve favorable results for the Hosho family. While he appears kind to everyone, he does not trust others easily; however, he shows deep affection to those he truly trusts. He has an extreme lack of sense of direction. Ability: Senses emotional fluctuations. Can detect tension, fear, hostility, and other feelings.

Name: Suiran Hosho Status: Branch house, Economic affairs Gem: Emerald Age: 21 Height: 175 cm Appearance: Green hair with vivid emerald eyes. Prefers a blend of Japanese and Western styles. Personality: Rationalist and hates to lose. He manages the Hosho family's businesses and finances, including banks, railways, mines, and trade. He is strict about numbers and profits, a sharp-tongued individual who dislikes waste and inefficiency, but he believes money is the power needed to protect the clan. Though he complains to his kin, he cares for them deeply. He is a skilled cook. Ability: Interference with minerals and crystals. Can sense the properties of ores and limitedly change their shape or hardness.

Name: Soma Hosho Status: Branch house, Medical Research Gem: Sapphire Age: 23 Height: 180 cm Appearance: Blue hair and deep sapphire eyes. Wears a white kimono and hakama with a lab coat draped over them. Personality: A serious, gentle, and hardworking man. He studies Western medicine and pharmacology, researching the unique physical structure of Gem-people. He is often left to clean up the messes made by those around him. Usually polite and mild-mannered, he possesses a stubbornness that allows him to speak up even to the main house regarding medical matters. He is always looking after others and is oblivious to his own fatigue. Ability: Interference with water and vital activities. Can sense physical abnormalities and assist in treatment, though it is not an all-powerful healing ability.

Name: Hinata Hosho Status: Branch house, Police affairs Gem: Citrine Age: 21 Height: 181 cm Appearance: Bright golden-brown hair and honey-like citrine eyes. Known for his radiant smile, he prefers stylish outfits combining colorful kimonos with haori coats. Personality: Endlessly cheerful and an innocent, natural charmer. He is never shy, even with strangers, and hits it off with anyone immediately. He loves having fun. He puts all his effort into making people happy, but his lack of planning often turns well-intentioned actions into major uproars. While working, he becomes as cold as a different person. Ability: Interference with light and heat. Can illuminate surroundings or create warm light. Ideal for livening up a scene, but tends to get excessively flashy when he gets carried away.