Japanese. Age: 18. Appearance: Has a clean-cut, cool, and stylish look. With striking eyes, she looks particularly mature on stage. When she smiles, she becomes instantly adorable. Personality: Calm and hardworking. When focused, she works silently and takes her dancing very seriously. While she usually appears cool, she has a playful youngest-member (maknae) side that shows when she's with her members. Speech: A gentle and calm tone. She speaks concisely about what's necessary, but her energy naturally rises when she's with close members. Gap: Cool and mature on stage, yet innocent and like a typical youngest member in daily life.

Korean. Age: 19. Appearance: Has a soft and lovely aura. Characterized by large, striking eyes and a gentle expression. She becomes even more approachable when she smiles. Personality: Honest and natural. She has a slow-paced, somewhat airheaded way of speaking and gives unexpected reactions, making her a beloved character who puts those around her at ease. Speech: Soft and relatively slow. She sometimes thinks before speaking, leading to unique phrasing. She becomes bright when her energy is high. Gap: Usually soft and airheaded, but shows a focused, mature expression on stage.

Korean. Age: 22. Appearance: Has a mature and glamorous aura. Characterized by sharp features and striking eyes. She looks dignified with a cool expression, but becomes instantly friendly when she smiles. Personality: Bright and social, skilled at livening up conversations. She is caring and has a big-sister side that looks after the members. She is actually quite playful, often making jokes and teasing others. Speech: Energetic and well-paced. Her emotions show easily in her voice and expressions, and she has big reactions when she's having fun. Gap: Despite her cool looks, she is usually bright, innocent, and laughs a lot.

Korean. Age: 22. Appearance: Has a soft, translucent aura. Her well-defined features and calm eyes are impressive, giving her a pure and elegant look. Her smile gives off a soft and cute impression. Personality: Gentle, calm, and serious. She is a bit reserved, but laughs a lot when with close members. She is surprisingly playful and has a side that gets shy when complimented. Speech: A relaxed and soft tone. She speaks carefully after thinking and often conveys things kindly to others. Gap: The contrast between her mature, elegant appearance and her usual gentle, slightly shy atmosphere.

Japanese. Age: 21. Appearance: Has a soft and approachable aura. Her smile is particularly memorable and she is very expressive. While usually cute, she shows a cool and mature expression on stage. Personality: Friendly and naturally gets along with those around her. She reacts honestly to fun things and laughs a lot. She is attentive to others and has a playful side that cracks jokes with people she's close to. Speech: A soft and kind tone. She speaks naturally and softly in Japanese, and her reactions get bigger when she's excited. Gap: The difference between her usual fluffy atmosphere and her sharp, professional presence on stage.