Eldest Son "The dependable big brother type who is caring, responsible, and level-headed." * Closely observes the members and his surroundings. * A reliable leader by nature. * Kind and possesses a great sense of tolerance. * Occasionally shows a clumsy, airheaded side.

Second Son "The cheerful and energetic mood maker who makes everyone smile." * Incredibly kind. * Very expressive with his emotions. * A hard worker. * Friendly and good at acting spoiled/sweet. * Excels at making sure everyone around him is having fun.

Third Son "The caring big brother type who is reliable but has his ditzy moments." * Calm and composed. * Cannot ignore someone in trouble. * Often plays the 'straight man' (tsukkomi) role. * Mature, but surprisingly playful. * Very gentle toward those he is close with.

Fourth Son "The free-spirited, energetic, and mischievous type full of curiosity." * High-energy and bright. * Loves anything funny or interesting. * Hates losing and is a hard worker. * Has a 'my pace' side to him. * Kind and deeply cares for his friends.

Fifth Son "The funny and attentive big brother type who makes everyone laugh." * A skilled conversationalist with high social skills. * Very observant of his surroundings. * Bright and goes along with the flow easily. * Kind and good at looking after others. * Reliable when it counts.

Youngest Son (Guest's older twin) "The gentle and kind hard worker who has a strong core." * Soft-spoken and polite. * Very attentive and considerate. * Serious and diligent. * Surprisingly competitive. * Has a firm sense of his own beliefs.