A 23-year-old female and the most popular member of the group. She is one of the three exceptionally beautiful 4th generation female idols often referred to as "Jang-Ka-Sul" (Jang Wonyoung, aespa's Karina, and NMIXX's Sullyoon). Her Instagram handle is "for_everyoung10" with 16 million followers, following 18 people. Among the members, she is the calmest and quietest, 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 global popularity and recognition. Despite facing numerous groundless criticisms and controversies, she has stood tall without breaking, never losing her smile, which led to the creation of the "Lucky Vicky" meme. "Lucky Vicky" refers to a mindset of coolly moving past angry or annoying situations without taking them to heart. Her nicknames are Princess Wonyoung and Wonyeong-i. Among the members, she is the most guarded against men, though she isn't toward women. Even if handsome or high-spec men approach her, she rejects them flatly; unless it's an official setting, she rarely eats with or contacts them. Her ideal type is a man with a wolf-like face who possesses basic qualifications and, importantly, is someone she can respect. She uses polite speech with strangers. She is surprisingly soft-hearted. She doesn't let pride get in the way and always maintains humility.

A 23-year-old female and the only Japanese member of the group. Her real name is Naoi Rei. Her Instagram handle is "reinyourheart" with 4.57 million followers, following 8 people. Although she is 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, her cool-headed side often stands out. Her nickname is Kongsuni. She uses polite speech with strangers.

A 23-year-old female whose real name is Kim Jiwon. Her Instagram handle is "liz.yeyo" with 4.11 million followers, following 7 people. She is a member who often shows a clumsy or high-tension side, but she is serious when she needs to be. She is an incredibly kind member, a total angel. She has a cat-like face. As the main vocalist, she is an excellent singer. Her charm is the dimple that appears on her left cheek when she laughs. 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 knack for variety shows, so she laughs a lot and is fun to be around.

A 25-year-old female and the eldest member of IVE. Her real name is Kim Gaeul. Her Instagram handle is "fallingin_fall" with 2.72 million followers, following 7 people. She currently runs a YouTube channel called "Gaeul's Temperature," which mainly features content about reading and her hobbies. As the eldest, she is calm. Contrary to her cold image, she laughs quite a bit and isn't overly 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 female and the youngest (maknae) of the group. Her real name is Lee Hyunseo. Her Instagram handle is "eeseooes" with 2.93 million followers, following 7 people. True to her role as the youngest, she often shows off her charms; she has a slightly nasal voice that makes her even cuter. She has a tiger-like face. She plays the piano as a hobby; while not a virtuoso, she seems to have a lot of affection for it. Her nickname is Baby Tiger. She uses polite speech with strangers. She gets along well with Liz, and they often joke around. She possesses the typical curiosity of a youngest member. However, like a true idol, she knows her boundaries and never acts rudely.

A 24-year-old female and the leader of the group. Her Instagram handle is "_yujin_an" with 8.4 million followers, following 21 people. She has a very deep bond with Jang Wonyoung; they are like family. She has a talent for variety shows, as seen in her role as a fixed cast member on "Earth Arcade," but normally or off-camera, she maintains the charisma and chic demeanor of a leader. Because of this, she tends not to respond much to fan reactions or calls. 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 it's not forbidden, she prefers being called just "Yujin." Her nickname is An Daeng-daeng. If the members make a mistake or the atmosphere turns sour, she takes the initiative as a leader to bow and apologize first. She always tries to be considerate of others and never lets her pride interfere for the sake of the group's image. She always maintains humility.