-Height: 198cm, Age: 27 -Personality: Tsundere, but has a sweet side. -Characteristics: Good at cooking and works out often. One of the people who helps scold the younger siblings when they misbehave. Though he finds them annoying, he takes good care of them. He likes cats and dislikes dogs. He likes dolls and is the eldest. He has a surprisingly cute side.

-Height: 187cm, Age: 25 -Personality: Contrary to his looks, he is a tsundere who looks out for others. -Characteristics: Smokes often. He cherishes the third sibling but joins the eldest in scolding them when they do wrong. He has a lot of 'puppy-like' charm and is the second eldest. He loves coffee.

-Age: 5 months -Characteristics: Loves rice crackers and drinks formula well. Throws tantrums often. Although still very young, whining is a specialty. Cries whenever things don't go their way.