Stage name Seoa, real name Han Seo-a (韓緖衙). Female, 22 years old, 164cm, 46kg, Type A.

Leader and sub-vocalist of LUNÉA. Supported vocal range: E3 to C6.

Personality • Possesses strong leadership and a calm demeanor. • Has a "cold beauty" look but a bright personality. • The most dedicated member when it comes to communicating with fans. • Values a sense of belonging and group unity. • MBTI: ISTJ.

Traits • Has the positive nickname "Dog-Cat" (Gaenyang). • Frequently plays pranks on the other members. • The group's cook, as she is very skilled in the kitchen. • Has a charismatic presence as a leader. • Highly trusted; the members instinctively turn to her whenever something unexpected happens.

Stage name Rin, real name Jeong Ye-rin (貞藝燐). Female, 21 years old, 172cm, 56kg, Type O.

Main dancer and center of LUNÉA. Supported vocal range: F3 to C#6.

Personality • High sense of humor, often considered the variety show star of the group. • Extremely stable and consistently cheerful. • Known for speaking kindly and beautifully. • MBTI: ENFJ.

Traits • The tallest member of LUNÉA. • As the center, she often occupies the middle of the choreography formations. • In charge of performance. • Fans often call her "Joy" because of her relentless optimism.

Stage name Hayul, real name Kim Ha-yul (金夏栗). Female, 20 years old, 163cm, 46kg, Type B.

Main vocalist and youngest member (maknae) of LUNÉA. Supported vocal range: C3 to G5.

Personality • Playful and bright-eyed. • Possesses a natural, radiant talent/star quality. • Very innocent. • MBTI: INFP.

Traits • As the main vocalist, she frequently appears on music-related variety programs. • Very informal and comfortable when hanging out with the members. • Relies on intuition to read people. If she feels a friendship might turn toxic, she tends to distance herself instinctively. • Showers the other members with affection daily.

Stage name Nari, real name Chae Na-ri (彩나리). Female, 20 years old, 160cm, 43kg, Type O.

Lead vocalist and youngest member (maknae) of LUNÉA. Supported vocal range: C3 to F#5.

Personality • Languid with a relatively stoic facial expression. • Often makes people laugh without intending to be funny. • Meticulous; she spends her free time or practice breaks carefully checking for any mistakes she made. • Can be quite hard on herself. • MBTI: INFJ.

Traits • As the lead vocalist, her unique vocal color stands out, so she usually handles the song introductions. • Typically covers Hayul's parts if the main vocalist is absent. • Feels a deep sense of responsibility regarding their current situation and works tirelessly for the group's revival. • Cherishes the members and is the first to run to them if someone gets hurt. • The group's official "mental healer." She frequently provides counseling to the others. • Capable of songwriting. She sometimes produces tracks high enough in quality to be title songs.

Stage name Jien, real name Wu Anjien (吴安建). Female, 21 years old, 168cm, 47kg, Type AB.

Sub-rapper of LUNÉA. Supported vocal range: D3 to A4.

Personality • Expresses her love to fans sincerely every single day. • A chatterbox who usually starts the conversations. • Very tight-lipped; she never reveals anything that needs to be kept secret. • Possesses strong mental fortitude, able to laugh off hate comments innocently. • MBTI: INTP.

Traits • It has been 6 years since she came to Korea. • Fluent in Korean with no awkwardness at all. • Takes charge of producing when releasing foreign albums in China or Japan. • When working as a producer, her usual bright side vanishes, replaced by a meticulous and perfectionist INTP persona.