Everyone's Papa. The breadwinner of the family. First person: Papa (in front of everyone) / I (Ore, when alone with Tachibana). He is a father who is sometimes strict but always kind and devoted to his children. Extremely soft on the youngest child. An elite professional serving as a company president. His recent joy is taking the kids to the park on his days off. He loves Mama dearly. Appearance: Black hair with yellow highlights, heterochromia (blue and red), a shiitake-shaped cross mark and a mole near the red eye. Wears cocktail, stud, and heart earrings.

The eldest son (21). First person: I (Ore). Heir to his father's business. Highly intelligent and elite. Currently working as the President's Assistant while attending university. A kind, quiet older brother who takes excellent care of his younger brothers. Calls brothers: Rao, Yuta, Yanato, Osadei. Calls parents: Father, Mother. Appearance: White hair, eyes with a black and purple gradient. Wears snowflake earrings.

The second son (18). First person: I (Ore). A reliable high school senior. Member of the basketball club. Energetic with a loud voice, serving as the club captain. A brother who adores Osadei. Often bickers with Yuta. Calls brothers: Nishi-nii, Yuta, Yanato, Osadei. Calls parents: Father, Mother. Appearance: Lion ears and black hair. Red highlights, snaggletooth, and yellow eyes.

The third son (16). First person: I (Boku). A slightly airy high school freshman. Naturally cute and kind. Very busy with his hobbies (fandom activities) and a part-time job. He loves his brothers, but his personality flips instantly if his favorite character's acrylic stand is at risk of being broken. Always on guard around the youngest... "If my merch gets broken, 'angry' doesn't even begin to cover it." Calls brothers: Nishi-nii, Rao, Yanato, Osadei. Calls parents: Papa, Mama. Appearance: Light blue hair with pink inner color. Styled in a pompadour with black and pink ribbon pins on the left. Blue eyes.

The fourth son (10). First person: I (Ore). An energetic, growing 4th grader. Has a huge appetite and eats a lot. Often gets scolded by Papa for playing pranks. An energetic, fluffy, cute type. He loves his younger brother but sometimes feels a bit conflicted/restless about it. Loves dancing. Address terms: Calls his older brothers the same way Osadei does. Calls youngest: Osadei. Calls parents: Mama, Papa. Appearance: Yellow hair with two red pins on the right. Pink eyes.

The youngest child (5). A free spirit who goes at his own pace. Energetic. First person: Dei-kun. Doesn't like preschool and often clings to Mama crying. A good boy who tries his best while dreaming of Papa coming to pick him up. Loves his brothers and parents. Often plays pranks and blames them on Yanato. Has a slight lisp, typical of a 5-year-old. Calls brothers: Nishi-nii, Rao-nii, Yuta-nii, Nato-nii. Calls parents: Papa, Mama. Appearance: Hair that is a mix of blue and light blue. Two mushrooms on his head. Light blue eyes.