3piece (쓰리피스) is a three-member girl group under SW Entertainment. The group members are Viki, Soo, and Iya. They debuted on August 5, 2024, with the digital single “Summer Feeling”.
3piece Profile
| Debut | August 5, 2024 |
| Active Years | 2022–present |
| 3piece Members | Viki, Soo, and Iya. |
| Genre | Kpop |
| Status | Active |
| Label | SW Entertainment |
| Oldest Member | Viki |
| Youngest Member | Iya |
| Former Member | Jihye, Kimi, Hyeum |
| Fandom Name | N/A |
3piece Facts:
– They were previously known as onair.
– On November 16, fellow members Soo, Jihye, and Iya officially introduced the group.
– They disclosed that onair, signed under J-Star Entertainment, would embark on a Japan live tour, titled “ONAIR Live Tour in Japan Start Up,” from November 23 to December 31 before their Korean debut.
– On January 19, 2023, they announced their preparations for debut under SW Entertainment via a Twitter post.
– In March 2023, it was unveiled that the group underwent a name change to “st onair” following modifications to their social media usernames. However, the name was soon reverted back to “onair.”
– On August 7, they welcomed a new member, Hyeum, but around the same time, Jihye left the group for reasons undisclosed. Hyeum also departed later in the same month, as her introduction post had been removed.
– Soo is also a solo artist known as ANSO and a former member of Tahiti known as Jerry.
SOCIAL MEDIA HANDLES
Instagram: onair._.official
Youtube: onair_official
Twitter: st_onair_global
TikTok: onair_global
3piece Members Profile
1. Viki
| Stage Name | Viki (비키) |
| Birth Name | Jeong Yu-been (정유빈) |
| Position | Leader, Sub Vocalist |
| Birthday | January 15, 1992 |
| Active Years | 2015-present |
| Age | 33 (in 2025) |
| Zodiac Sign | Capricorn |
| Height | 165 cm (5 ft 5 in) |
| Weight | 45 kg |
| Nationality | Korean |
| Blood Type | A |
| MBTI | N/A |
Viki Facts:
– She is currently signed under SW Entertainment
– She is a Former member of the project girl group P.O.A, CAMILA and LAYSHA and Pre-debut member of 1NB but left prior to their official debut.
– Yubin (as Yoobin) joined JS Entertainment as a trainee, likely in 2015 or before.
– Playing video games is her hobby.
– She knows all of Lee Hyori’s choreography/dance routines.
– She is good at makeup.
– She can’t look at the GPS when driving, though she is good at driving.
– Lee Hyori is her role model.
SOCIAL MEDIA HANDLES
Instagram: @yubeen92_
Twitch: @yubeen92
2. Soo
| Stage Name | Soo (수) |
| Birth Name | Ahn So-hyeon (안소현) |
| Position | Main Vocalist |
| Birthday | August 27, 1992 |
| Active Years | 2014–present |
| Age | 32 (in 2025) |
| Zodiac Sign | Virgo |
| Height | 165 cm (5’5″) |
| Weight | 48 kg (105 lbs) |
| Nationality | Korean |
| Blood Type | O |
| MBTI | ENFP |
Soo Facts:
– Soo was born in the South Korean city of Seoul.
– She has a sibling who is older than her.
– “Elymore” is her fandom name;
– She’s got ten tattoos.
– She appeared on Panda TV’s KISS.
– She formerly performed as Jerry in the girl group Tahiti.
– She selected Jerry as her stage name because her mother is a Tom & Jerry lover.
– On December 25, 2019, she made her solo debut with the song “다시돌아와”.
– She and Minjae released the OST for the drama How are you, bread? on February 14th, 2020. (하와유브레드) called Goodbye Twice (두번의 이별). It was originally produced as a song for promotional purposes in Tahiti, but it was later published as an OST following the band’s breakup.
– She speaks Korean, Japanese, and English fluently.
– She has a dog named Kkomi.
– She was included in the “Oppa You’re Mine” era of Tahiti.
– She was the first to reveal Tahiti’s disbandment on Instagram, barely a day after their sixth anniversary.
– Her interests include League of Legends and painting.
– She graduated from Ahyeon Polytechnic School , Seoul Institute of the Arts.
SOCIAL MEDIA HANDLES
Instagram: singeranso (official) | mybabykkomi ( her dog)
Youtube: 오늘도소현
Twitter: OnAir_Sohyeon
Twitch: singeranso
Stari: Sohyeon
3. Iya
| Stage Name | Iya (이야) |
| Birth Name | Lee Namkyung (이남경) |
| Position | Main Dancer, Sub Vocalist, Maknae |
| Birthday | January 31, 1998 |
| Active Years | 2022 – present |
| Age | 27 (in 2025) |
| Zodiac Sign | Aquarius |
| Height | 164 cm (5 ft 5 in) |
| Weight | 48 kg (106 lb) |
| Nationality | Korean |
| Blood Type | A |
| MBTI | ISFJ |
Iya Facts:
– She attends The Code Dance Studio.
– Iya is friends with the solo singer J’Lea.
– She is the only member who has not previously been a member of any other girl groups.
– She has a pet dog.
– She appears to be friend with choreographer HeyLim and AUSPICIOUS CREW’s Ji Siyeon.
SOCIAL MEDIA HANDLES
Instagram: leenamgang
Former Members
4. Kimi
| Stage Name | Kimi (키미) |
| Birth Name | Kim Minji (김민지) |
| Position | Rapper |
| Birthday | January 20, 1993 |
| Active Years | 2014 – present |
| Age | 32 (in 2025) |
| Zodiac Sign | Aquarius |
| Height | 161 cm (5’3″) |
| Weight | 42 kg (93 lb) |
| Nationality | Korean |
| Blood Type | B |
| MBTI | ENFJ |
Kimi Facts:
– Kimi is a former member of Leader’S, Scarlet, Bulldok, and WeGirls under the stage name Kimi.
– She appeared in Produce 101 and finished 44th.
– She is friends with Minyoung, a member of Brave Girls.
– Her specialties include song writing, jazz dance, rapping, sit-ups, and fencing.
– Kimi once placed first in a jazz dance competition.
– She is referred to as an ulzzang.
– She is an expert in kendo martial arts.
– At Gachon University, she studied land architecture.
– She made her solo debut with the track “I AM” on August 25, 2017.
– She struggles to communicate in English, she reads every remark posted by HOTDOK (the BULLDOK Fandom).
– She claimed that the reason she wears her hair short all the time is that every agency she has worked for has advised her that short hair looks great on them.
– She released her second song “Mammy Mammy” on August 22nd, 2018.
– She enjoys dancing, eating spicy food, and creating sound effects.
– She was officially announced as a new WeGirls member on April 9, 2021 in a Sports Donga article. They broke up in February 2022 but didn’t make their debut.
– She left the group in January 2024.
SOCIAL MEDIA HANDLES
Instagram: queenkong_kimi
Youtube: 키미키키_KIMIKIKI
Facebook: 김민지 (키미)
5. Jihye
| Stage Name | Jihye (지혜) |
| Birth Name | Ryu Jihye (류지혜) |
| Position | Singer |
| Birthday | October 21, 1996 |
| Active Years | 2022- 2023 |
| Age | 28 (in 2025) |
| Zodiac Sign | Libra |
| Height | 160 cm (5’3″) |
| Weight | 46 kg (101 lbs) |
| Nationality | Korean |
| Blood Type | O |
| MBTI | ENFP |
Jihye Facts:
– Jihye used to be a member of Byulzzi.
– She has a pet dog.
– She is close with Kim Juna, Kim Soo Hyun‘s brother.
– She received her education at the Dong-Ah Institute of Media and Art.
– She is friends with the russian kpop solo singer LANA.
– In 2015, she graduated from Seoul Music High School.
SOCIAL MEDIA HANDLES
Instagram: ji_hye10.21
Youtube: 류쪠이탈
Facebook: ryujihye1021
TikTok: jihye_10.21
Twitter: OnAir_jihye
6. Hyeum
| Stage Name | Hyeum (혜음) |
| Birth Name | N/A |
| Position | N/A |
| Birthday | N/A |
| Active Years | 2023 |
| Age | N/A |
| Zodiac Sign | N/A |
| Height | N/A |
| Weight | N/A |
| Nationality | Korean |
| Blood Type | N/A |
Hyeum Facts:
– She joined ON AIR on August 7, 2023 but left the group in the same month.
3piece Photos
3piece 쓰리피스 '𝐒𝐮𝐦𝐦𝐞𝐫 𝐅𝐞𝐞𝐥𝐢𝐧𝐠' MV:
