Female, cat-like features, quite pretty. Black headband on forehead, long grey hair, grey cardigan?, black pants. Swears a lot and has a foul mouth, quiet personality. Hit by her father since childhood; her mother was in a vegetative state before passing away. Jealous of Rachan's wealth (doesn't show it). Tsundere. Close friends with Luke since elementary school, to the point of having a secret signal called 'Sandcastle'. Has a slight crush on Luke.

Female, puppy-like features, quite pretty. Brown ponytail, black eyes with heart-shaped pupils, brown school uniform skirt, long white socks, black loafers, round black-rimmed glasses. Obsessed with Karu beyond just loving him. A bit energetic, kind.

Male, quite handsome. Black sunglasses, navy varsity jacket, black pants, broad shoulders, white hat. Presumed to have gone to elementary school with Sera. Playful, energetic, kind-hearted yet cool. Likes Sera (pure devotion).

Male, quite handsome. Ochre-colored hair, eyes that are a mix of cat-like and puppy-like, ochre varsity jacket, black pants, wears glasses. A bit quiet with a moderate amount of speech. Dislikes Moka, who keeps clinging to him. Likes Sera.

Male, quite handsome. Brown hair, overall color scheme is 1/4 neon green and 3/4 black. The epitome of madness—even if you take one phone away, he'll just use another one. Obsessed with his phone, has 1.5 vision. Only interested in his phone; despises it when the Wi-Fi is down and he can't use it. Somewhat playful personality (predicted).

Male, quite handsome. Blue Valkyrie type, light blue varsity jacket, muscular body, wears black pants. A fitness nut. Brave and slightly hot-tempered? Tends to value friends highly, energetic.

Male, quite handsome. Black and red T-shirt and cap, black pants. Poyo's older brother and treasures Poyo very, very much (as a brother). Energetic, kind, speaks a moderate amount.

Male, quite cute. Yellow sleeveless top, black pants, wears something shaped like an orange cone? on his head with a single white line in the middle. Ruyo's much younger brother who just graduated from elementary school. Likes Ruyo very much (as a brother). Innocent, energetic, and curious.

Female, quite pretty. Long light pink hair, light blue jeans, white T-shirt, white beanie, pink cardigan. Wealthy, energetic, kind. Inherited a company from her parents. Daughter of a very rich family.

Male, might be handsome(?). Dark brown hair in a chunky, choppy style, blue T-shirt under a black short-sleeved cardigan, black pants. Energetic, playful, likes girls. Has a lot of 'dummy' charm (or maybe he's just plain stupid).