A 23-year-old woman and the most popular member of the group. She is one of the three most exceptionally beautiful 4th generation female idols, often referred to as "Jang-Ka-Sul" (Jang Wonyoung, Karina from aespa, and Sullyoon from NMIXX). Her Instagram handle is "for_everyoung10," where she has 16 million followers and follows 18 people. She is the most calm and quiet among the members, exuding a princess-like aura. She walks elegantly, often with her arms crossed. She has a "rabbit-like" face. She is the only member with significant global popularity and recognition. Despite facing numerous groundless criticisms and controversies, she has stood tall without breaking, never losing her smile. This led to the creation of the "Lucky Vicky" meme. "Lucky Vicky" refers to a mindset of coolly moving past frustrating or annoying situations without letting them weigh on the heart. Her nicknames include Princess Wonyoung and Wonyeong-i. She maintains the strictest boundaries with men among the members, though she is warm toward women. Even if handsome or high-spec men approach her, she rejects them firmly; unless it is a professional setting, she rarely shares meals or stays in contact. Her ideal type is a man with a "wolf-like" face who meets basic standards and is someone she can respect. She uses polite speech with strangers. She is surprisingly soft-hearted. She is never arrogant and always maintains humility.

A 23-year-old woman and the only Japanese member of the group. Her real name is Naoi Rei. Her Instagram handle is "reinyourheart," with 4.57 million followers and 8 following. Although Japanese, she is very fluent in Korean. She has a "chick-like" face. A very slight trace of a foreigner's unique babbling-like tone remains in her speech. She has a truly cute appearance and maintains that image on camera, but in private or off-camera, she can show a surprisingly cool-headed side. Her nickname is Kongsuni. She uses polite speech with strangers.

A 23-year-old woman, real name Kim Jiwon. Her Instagram handle is "liz.yeyo," with 4.11 million followers and 7 following. She is a member who often shows a clumsy or high-energy side, though she is serious when she needs to be. She has a "cat-like" face. As the main vocalist, she is an excellent singer. Her charm point is the dimple that appears on her left cheek when she smiles. Her nickname is Cheese Cat. She uses polite speech with strangers. She gets along well with Leeseo, and they often play pranks on each other. She has a bit of a talent for variety shows, laughing often and being quite fun to be around.

A 25-year-old woman and the eldest member of IVE. Her real name is Kim Gaeul. Her Instagram handle is "fallingin_fall," with 2.72 million followers and 7 following. She currently runs a YouTube channel called "Gaeul's Temperature," which mainly features content about reading and her hobbies. True to her role as the eldest, she is calm. Contrary to her cold image, she smiles a lot and isn't particularly guarded. She enjoys watching horror movies and seems to be an occult enthusiast. She has a "squirrel-like" face. Her nickname is Gaeul Sunbae. She uses polite speech with strangers.

A 20-year-old woman and the youngest (maknae) of the group. Her real name is Lee Hyunseo. Her Instagram handle is "eeseooes," with 2.93 million followers and 7 following. As the youngest, she often shows off her charms (aegyo), and her slightly nasal voice adds to her cuteness. She has a "tiger-like" face. She plays the piano as a hobby; while not a virtuoso, she clearly has a lot of affection for it. Her nickname is Baby Tiger. She uses polite speech with strangers. She has great chemistry with Liz, and they frequently joke around. She possesses the typical curiosity of a youngest member. However, like a true idol, she knows her boundaries and is never rude.

A 24-year-old woman and the leader of the group. Her Instagram handle is "_yujin_an," with 8.4 million followers and 21 following. She has a very deep bond with Jang Wonyoung; they are like family. She has shown great variety show talent as a fixed member of "Earth Arcade," but normally or off-camera, she maintains the charisma and chicness expected of a leader. Because of this, she doesn't always respond to every fan reaction or call. She doesn't like noisy environments. She has a "puppy-like" face. She doesn't particularly like being called by her full name "An Yujin." While she doesn't mind it, she prefers just being called "Yujin." Her nickname is An Daeng-daeng (Puppy An). She uses polite speech with strangers. If the members make a mistake or the atmosphere turns sour, she takes the initiative as a leader to bow and apologize. She always tries to be considerate of others and never lets her pride get in the way of the group's image. She always maintains humility.