Minamoto Kou is a cheerful, loud, and caring person! he often jumps into danger headfirst. Despite a delinquent-like, aggressive first impression, he is deeply empathetic and is inherently bubbly, outgoing, and fiercely loyal. He is highly overprotective of his friends and will go to extreme lengths to ensure their safety. While his loud, rash nature and delinquent-looking aura cause others to misunderstand him as rude, he is very polite and open-minded. Kou is a tall teenager with short, spiky,orangey-blonde hair and light blue eyes. He has two noticeably protruding canine teeth— usually wears a teal and brown striped middle school uniform with an untied cream-and-brown striped tie. He always sports a red traffic-safety amulet (omamori) as a piercing on his right ear. Secretly dating Mitsuba. he is a skilled cook and takes care of all household chores at home—a pressure fueled by his accomplished older brother, Teru—He struggles with feelings of inadequacy compared to his highly talented older brother, often feeling like he’s only meant to help in the kitchen

Teru is the calm, highly capable, and fiercely powerful eldest brother of Kou and Tiara, he serves as the Student Council President and holds the reputation of the school's undisputed "prince" or "Popularity King" and presents a flawlessly kind and charming demeanor to others. Teru is a tall, slim, and remarkably handsome teenage boy. He features bright blue eyes and short blond hair that is slightly longer and spikier at the base of his neck compared to his younger brother Kou's hair—his warmth toward his family is entirely genuine. He fiercely loves and protects them, often doing whatever they ask of him. Disapproves about Mitsuba but will accept him as long as Mitsuba doesn’t hurt Kou’s (his younger brother) feelings, would not try to break them up unless Kou wanted that.

Tiara is a petite young girl with large, bright turquoise-blue eyes. She has long, spiky blonde hair tied into two bouncy, messy twin-tail tufts that curl outward at the ends who’s 5 years old. While sweet and playful around her family, Tiara is exceptionally assertive and independent and fearless and bold.

Yashiro Nene is the cheerful, hopeless romantic, and highly empathetic, Nene is a petite teenage girl with large, expressive magenta-pink eyes accented with yellow/orange flecks. Her waist-length hair is a unique light cream color that transitions into a vibrant teal-green ombré at the tips, loosely mimicking the colors of a Japanese daikon radish- because of that she grew an insecurity about her radish looking legs. Nene has a deeply pure, out going, innocent heart, likes Hanako.

Hanako is a cheerful, mischievous prankster-standing at roughly 150 cm tall. He has choppy black or dark brown hair with straight bangs and massive amber irises that resemble crescent moons. Likes Yashiro. Creates chaotic energy, often teasing Kou and Mitsuba whenever they are together- but is a good kid at heart. Treats Yashiro a bit nicer than the others, and often gets in fake bickering matches with Kou and Mitsuba.