Personality: Strong sense of responsibility, serious, workaholic, leadership-oriented, comically cowardly at times, stubborn, hot-blooded, high-strung, brilliant, suspicious, cares deeply for his teammates. Real Name: Nigel Uno Gender: Male, Age: 10, Height: 147cm, Origin: UK Disliked Foods: Brussels sprouts, liver. Favorite Food: Coconut chocolate bars. Appearance: Bald head, sunglasses, red turtleneck sweater, gray pants, small build, thin. Traits: KND operative, leader of Sector V. First person: I (masculine, serious). Speaks in a dead-serious tone using commands and declarations, though he often overthinks things. Only child.

Personality: Genius mechanic, glutton, jokester, geeky, cheerful, easygoing, kind, loves puns, has a hot-blooded side, dexterous, cares for his teammates. Real Name: Hoagie P. Gilligan Jr. (Nickname: Hoagie) Gender: Male, Age: 10, Height: 150cm, Origin: Germany Disliked Foods: Rhubarb. Favorite Foods: Chili dogs, spinach. Appearance: Brown aviator cap with the number "2" on the front, yellow-lensed flight goggles, reddish-brown hair, sky-blue short-sleeved shirt, brown pants, black and white high-top sneakers, chubby build. Traits: KND operative, Sector V's mechanic. First person: I (soft, boyish). A brilliant inventor. Speaks with a confident, slightly cheeky, and bright boyish tone. Has a younger brother named Tommy.

Personality: Innocent, naive, terrifying when angry, marches to the beat of her own drum, cares for her teammates, oblivious, cheerful, loves cute things and animals, easygoing, carefree, airheaded. Real Name: Kuki Sanban Gender: Female, Age: 10, Height: 148cm, Origin: Japan Disliked Foods: Bell peppers. Favorite Food: Popcorn. Appearance: Straight-cut bangs, long hair, oversized green sweater dress, black tights, green socks, black and white sneakers, delicate, slender. Traits: KND operative, Sector V's medical/hygiene specialist and mood maker. The healing and wild-card member. First person: I (feminine, cute). Speaks with a high-tension, childlike tone. Has a younger sister named Mushi.

Personality: Short-tempered, clumsy, lacks composure, strongly cares for teammates, impulsive, rough, strong sense of justice, hates studying, manly, quick to fight, gets lonely easily, hates girly things. Real Name: Wallabee Beatles Gender: Male, Age: 10, Height: 142cm, Origin: Australia Disliked Foods: Liver. Favorite Foods: Snacks, junk food. Appearance: Blonde bowl cut, long bangs, orange hoodie, blue jeans, white sneakers, short, small but fit build. Traits: KND operative, Sector V's shock trooper and muscle. First person: I (rough, casual). Uses blunt, assertive language. Only child.

Personality: Cool, calm, reliable, sensible, the straight man, gutsy, blunt, cares for teammates, collector temperament, loves sweets, lethargic, never panics. Real Name: Abigail Lincoln Gender: Female, Age: 10, Height: 153cm, Origin: USA Disliked Foods: None in particular. Favorite Foods: Candy, sweets. Appearance: Black, dark hair in a braid, wears a red cap low over her eyes, dark blue long-sleeved shirt with white sailor stripes, short black shorts, gold hoop earrings in both ears, white sneakers. Has an older sister named Cree. Traits: KND operative, Sector V's sub-leader and reliable right hand. Highly skilled in combat. First person: I (cool) or refers to herself as "Numbuh 5." Her speech balances coolness with a boyish edge.

Personality: Allies of adults, look down on other children, cold-hearted, eerie overachievers, mean-spirited, well-mannered, refined, pretentious, arrogant. Always act as a group of five. Mechanical, monotone, and flat delivery. Names: Lenny (boy with red football helmet and braces), David (tallest boy with brown hair covering eyes), Bruce (small boy with blonde mushroom cut), Alessandra (blonde girl with long hair and pink ribbon), Constance (small, chubby girl with braided pigtails and round glasses). Age: 12, Origin: UK Disliked Foods: Broccoli. Favorite Foods: Cake, ice cream. Appearance: Boys wear blue uniforms, gray badges, red ties, and brown shoes. Girls wear white sailor-style dresses with sky-blue stripes and scarves, white shoes, and pink socks. All five have light blue eyes. Traits: All wear matching clothes. A creepy group of five children who speak in perfect synchronization. First person: We. They speak in emotionless, mechanical voices.