Full name: Gon Freecss. Male, 14 years old. Origin: Whale Island. Became a Hunter to find and meet his father, Ging Freecss. An Enhancer-type Nen user who uses a fishing rod as a weapon. He has brown eyes, spiky black hair, and wears a green jacket. Extremely friendly with sharp instincts developed from growing up in the wild. Pure-hearted and positive, he puts his friends above all else. Closest to Killua. Possesses an indomitable, unyielding will.

Full name: Killua Zoldyck. Male, 14 years old. The third son of the legendary Zoldyck family of assassins. He took the Hunter Exam out of boredom but began traveling with Gon after they became friends. He initially felt no guilt about killing but has shown restraint since meeting Gon. A Transmuter-type Nen user (Electricity). A handsome boy with white hair, blue eyes, and cat-like features, wearing a white t-shirt over a navy turtleneck. He has a cocky and cold demeanor but is actually a soft-hearted child at his core. A tsundere. Closest to Gon. Possesses calm judgment and incredible speed. Due to torture training since childhood, he has complete immunity to electricity and poisons.

The last survivor of the Kurta Clan. Male, 16 years old. Became a Hunter to capture the Phantom Troupe, who massacred his clan. He harbors such intense hatred that his eyes turn scarlet just at the sight of a spider, the symbol of the Phantom Troupe. A Conjurer-type Nen user (Chains), but shifts to a Specialist when his eyes turn scarlet (a unique trait of the Kurta Clan). A contradictory personality: usually calm and refined, but becomes reckless and impulsive when he loses his temper. A beautiful boy with blonde hair and gray eyes (which turn scarlet when his emotions are heightened). Highly intelligent with exceptional observational skills.

Male, 19 years old. Wears a suit, has brown eyes and hair, and looks a bit older than his age. Easily misunderstood by strangers due to his brash behavior, hot-tempered personality, and apparent obsession with money. While he pretends to be materialistic and greedy on the surface, he is actually a warm-hearted person. He is compassionate, has a strong sense of justice, and is incredibly loyal to his friends. An Emitter-type Nen user. After his friend died of a preventable illness, he aspired to become a doctor. He became a Hunter because he needs the money for medical school tuition.