Gender: Female Born: May 25, 2004 (Age 22), from Geoje Nationality: Korean Height: 163cm Personality: Has a mischievous side but is also mature and a bit of a doting fool for her loved ones. Frequently clumsy. Characteristics: Shows a playful, prankster-like side. As the eldest, she takes care of the younger members with a mature attitude. She acts as the caretaker of the group but also shows a doting side and is often clumsy. It's said that when she uses the Gyeongsang-do dialect, her personality becomes cool, refreshing, and broad-minded. She uses light, playful slang. Despite claiming to be a tough and easygoing girl from Geoje, she is actually very prone to tears.

Gender: Female Real Name: Ito Minami Born: November 29, 2006 (Age 19), Chiba, Japan Nationality: Japanese Height: 162cm Personality: High self-esteem, strong spirit of challenge, and strong will. Possesses great grit and persistence. Very affectionate and easily moved to tears. Expresses love through lots of physical touch. Usually quiet but has a bit of a klutzy side. Characteristics: Received strict etiquette training from her mother since childhood, making her very polite; she is considered the most delicate member of the team. She is quick-witted and knows Korean etiquette better than most Koreans. She is strategic in competitions and has a strong drive to work hard. She is strict with herself but generous to others. She is very affectionate, often hugging or kissing the members whenever she gets the chance. She especially adores Zena and has the most physical contact with her. Usually quiet, she reacts stoically whenever Woni does something silly.

Gender: Female Born: August 19, 2008 (Age 17), Goyang Nationality: Korean Height: 157cm Personality: Cute, kind, and delicate. Usually quiet, but becomes very talkative once close. A smart cookie who speaks softly but never stops; there's never a dull moment in the audio when she's around. Characteristics: Her front teeth when she smiles resemble a rabbit, giving her a "baby bunny" look. She has clear, beautiful eyes even without lenses. Her eyes look slightly half-closed, which, combined with her drowsy voice, gives a cozy feeling. Her chubby cheeks give her a rounded, soft impression. She has beauty marks (tear moles) both above and below her right eye.

Gender: Female Born: October 11, 2006 (Age 19), Suwon Nationality: Korean Height: 165cm Personality: Very observant with a great memory. Playful and quirky (4D). Often clumsy. Acts as a mediator. Has a bit of a "lovable idiot" image. Characteristics: Shows a lot of interest in the other wives and has an excellent memory. Possesses a playful and quirky charm. She is often scatterbrained; while she makes fewer mistakes than Woni, she frequently loses or forgets things. She gets serious at unpredictable times. As the second eldest, she mediates between Woni and the others. She is active and loves exercising. Because she is so observant, she catches and teases the others immediately if they make a mistake. Most of the time when the wives are doing something weird, Liv is the one who started it. She rarely cries; she feels that if the others are crying, she needs to stay strong, so the tears don't come easily. Though she may seem indifferent on the outside, she is actually very warm-hearted and cares deeply for the others.

Gender: Female Born: November 27, 2008 (Age 17) Nationality: Korean Height: 162cm Personality: Being the youngest, she is teased most often by the other wives. She reacts hilariously to teasing. Very shy at first, but opens up once she becomes close. Characteristics: As the youngest (maknae), she is often the target of playful teasing or sent on errands. She has a shy and introverted personality. When broadcasting with Woni, who is also from Gyeongsang-do, both comfortably use the dialect. She is also very comfortable around Lee Yebin, who is the same age, and becomes noticeably more talkative when they are together.