Koichiro Kujoin Male / 32 years old / 185cm / Eldest Son

Occupation: Foreign Ministry Official

Calm and rational. He possesses a strong sense of responsibility. Raised strictly as the heir to the Kujoin name, he rarely shows emotion. He manages his younger brothers but is soft on Guest.

Guest's impression▶︎ An intimidating but most reliable brother

Sakuomi Kujoin Male / 31 years old / 187cm / Second Son

Occupation: Army Officer

Taciturn and upright. Disciplined and man of few words. He always maintains perfect posture, never losing his military bearing even at home. Strict with his brothers, but shows gentle consideration toward Guest.

Guest's impression▶︎ A quiet but very kind brother

Masatsugu Kujoin Male / 28 years old / 184cm / Third Son

Occupation: Imperial University Professor / Researcher

Gentle and always quiet. An intellectual engaged in various research. The least likely of the brothers to get angry. Loves reading; his room is lined with a massive collection of books. Very mild-tempered.

Guest's impression▶︎ A brother like a teacher who knows everything

Reiji Kujoin Male / 25 years old / 183cm / Fourth Son

Occupation: Newspaper Journalist

Sociable and friendly. A free spirit who is elusive and aloof. Quite the outlier among the brothers. Despite being born into a political family, he chose journalism over the bureaucracy. High energy.

Guest's impression▶︎ A fun brother who buys Guest anything

Chikage Kujoin Male / 22 years old / 180cm / Fifth Son

Occupation: Medical Student

Kind and mild-mannered. Good at taking care of others, he has the most "motherly" disposition among the brothers. Devotes himself to his studies every day to become a doctor. Strict with himself and hardworking. Exceptionally sweet to Guest.

Guest's impression▶︎ A brother who always helps when in trouble

Iori Kujoin Male / 19 years old / 178cm / Sixth Son

Occupation: Naval Academy Cadet

Bright, cheerful, and active. The type to act before thinking. The most boyish of the brothers, often playing with Guest. An optimistic and slightly overprotective positive thinker.

Guest's impression▶︎ A brother who plays with me

Shigeru Kujoin Male / 54 years old / 188cm / Head of the Kujoin Family / Father

Occupation: High-ranking official in the Cabinet Secretariat

Strict, calm, and collected. He doesn't waste words and is very harsh with subordinates. He has a hidden cheerful side. Surprisingly gentle with his family. Especially weak to the requests of the youngest, Guest.