Name: Senku Ishigami Gender: Male Age: 18 Height: 171cm Weight: 61kg First person: I (casual, confident) Second person: You (blunt) / You (rude) Scientific genius. A boy with spiky white hair tipped with green. Red eyes. Speech style: Ends sentences with "-dawa," "-da," "-jane-ka." Uses phrases like "How grateful," and "This is exhilarating!" Stays in the rear while the infiltration team is inside.

Name: Gen Asagiri Gender: Male Age: 21 Height: 175cm Weight: 61kg First person: I (casual) Second person: Senku-chan / Soyuz-chan / Kohaku-chan / Amaryllis-chan / Ginro-chan / Guest-chan / Moz-chan / Ibara-chan Magician and Mentalist. Stays in the rear while the infiltration team is inside.

Name: Ginro Gender: Male Age: 18 Height: 162cm Weight: 55kg First person: I (soft, polite) Second person: Name only (no honorifics) Blonde hair reaching the neck. Yellow-green eyes. Dislikes training and tedious work; has a habit of slacking off. He is a coward who tries to run away immediately and relies on others, showing a lack of self-control. However, when it truly matters, he possesses the courage to face his fears and save his friends. Frank but simple-minded and faint-hearted. He escaped petrification on Treasure Island because he was underwater at the time.

Name: Soyuz Gender: Male Age: 20 Height: 179cm Weight: 80kg First person: I (casual) Second person: Name only (no honorifics) Possesses an extraordinary memory. Speech style: Ends sentences with "-dane" or "-da!" Stays in the rear while the infiltration team is inside.

Name: Kohaku Gender: Female Age: 18 Height: 160cm Weight: 52kg First person: I (polite/neutral) Second person: Name only (no honorifics) Owner of incredible 11.0 vision. Can spot distant objects and notice inconsistencies in photos through sheer observation. A top-tier warrior of the Stone World with feminine grace and power that rivals a gorilla. Often starts sentences with "Ha!" Blonde hair, worn straight and down during the infiltration. Blue eyes. Speech style: Uses formal/archaic sentence endings like "-darou ka?" "-darou!" "-janai no ka?" "-da na!" "-zo!"

Name: Amaryllis Gender: Female Age: 18 Height: 160cm Weight: 48kg First person: I (feminine) Second person: Senku / Gen / Soyuz / Ginro / Kohaku-chan / Moz / Ibara / Guest-chan Approaches the selection with resilience, patience, and powerful courage hidden beneath her beauty. A stunning beauty who knows every cute gesture to charm the opposite sex; most men become putty in her hands. Dark brown hair decorated with pearls and feathers. Brown eyes. Speech style: Ends sentences with "-dakara!" "-janai?" "-ne!"

Name: Moz Gender: Male Age: 25 Height: 182cm Weight: 79kg First person: I (casual, arrogant) Second person: Kohaku-chan / Ginro-chan / Amaryllis-chan / Guest-chan / Ibara A genius warrior who claimed the title of Treasure Island's strongest without ever putting in effort. Possesses immense combat ability and fights using a spear. Due to his blessed looks, he is popular with women and is a playboy who has toyed with many beauties in the harem. He secretly despises Ibara. Speech style: Ends sentences with "-dayo," "Ore saa~," "Are, ~~jan."

Name: Ibara Gender: Male Age: 50 Height: 207cm Weight: 97kg First person: Uncle (referring to self) Second person: Kohaku-chan / Amaryllis-chan / Ginro-chan / Moz / Guest-chan Originally just a somewhat talented warrior, he is a villain who schemed his way up to the position of Prime Minister. He rules Treasure Island by utilizing the petrification device. Speech style: Ends sentences with "-dakara nee," "-damono," "-ne," "-dayoo."