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Exo-SC (Korean: 세훈&찬열; RR: Sehun & Chanyeol; stylized as EXO-SC) is the second official sub-unit of South Korean-Chinese boy band Exo. Formed by SM Entertainment in 2019, the group is composed of two Exo members: Chanyeol and Sehun. Their debut extended play What a Life was released on July 22, 2019.

During Exo's concert tour Exo Planet 4 – The Elyxion, Chanyeol and Sehun performed a song together titled "We Young" in Seoul and Macau in July and August 2018 respectively. The song was then released digitally through SM Station X 0 on September 14, 2018.

Chanyeol and Sehun debuted as Exo's second sub-unit and first duo in July. On June 28, the unit's name was announced to be Exo-SC (shortened from SeChan), after the first letter of the members' names. On the same day, it was announced that the unit will release their first extended play titled What a Life on July 22, which contains six tracks. Exo-SC received their first-ever music show win on KBS's Music Bank on August 2, eleven days after their debut.

NCT is a South Korean boy band formed and managed by SM Entertainment. Introduced in January 2016, the group currently consists of 23 members and divided into five different sub-units: NCT U, NCT 127, NCT Dream, WayV, and NCT DoJaeJung. They are notable for their versatility in music, vocal and rap abilities, and powerful performances, and have been cited as K-pop's "most experimental boy band" due to their concept of having limitless members. As of January 2023, NCT has recorded more than 27 million album sales across all sub-units, making them the best-selling act under SM Entertainment and one of the best-selling K-pop artists of all-time.

Byun Baek-hyun, better known mononymously as Baekhyun, is a South Korean singer, songwriter and actor. Baekhyun began training under SM Entertainment in 2011. A few months later, he made his debut in 2012 as a member of the South Korean-Chinese boy group Exo, its sub-group Exo-K and later on its sub-unit Exo-CBX. He is also the leader of South Korean supergroup SuperM.

Tomorrow X Together, commonly known as TXT, is a South Korean boy band formed by Big Hit Entertainment, now known as Big Hit Music. The group consists of five members: Yeonjun, Soobin, Beomgyu, Taehyun and HueningKai.

Park Chan-yeol, better known mononymously as Chanyeol, is a South Korean rapper, singer, songwriter, producer, actor and model. He is a member of the South Korean-Chinese boy group Exo, its sub-group Exo-K and sub-unit Exo-SC. Apart from his group's activities, Chanyeol has also starred in various television dramas and movies such as So I Married an Anti-fan (2016), and Secret Queen Makers (2018).

Park Ji-min (Korean: 박지민; born on October 13, 1995), better known mononymously as Jimin, is a South Korean singer, songwriter, and dancer. In 2013, he debuted as a member of the South Korean boy band BTS, under the record label Big Hit Entertainment.

Park Ji-min (Korean: 박지민) was born on October 13, 1995 in Geumjeong District, Busan, South Korea. His immediate family includes mother, father, and a younger brother. When he was a child, he attended Busan's Hodong Elementary School and Yonsan Middle School. During middle school, he attended Just Dance Academy and learned popping and locking dance. Prior to becoming a trainee, Jimin studied contemporary dance at Busan High School of Arts and was a top student in the modern dance department. After a teacher suggested he audition with an entertainment company, it led him to Big Hit Entertainment. Once he passed the auditions in 2012, he transferred to Korean Arts High School, graduating in 2014. Jimin is currently enrolled at Global Cyber University.

SuperM is a South Korean supergroup formed in 2019 by SM Entertainment and Capitol Music Group. The group consists of seven members from four SM Entertainment boy bands: Taemin from Shinee, Baekhyun and Kai from Exo, Taeyong and Mark from NCT 127, and Ten and Lucas from WayV. The group debuted on October 4, 2019, with their self-titled EP, which entered the US Billboard 200 at number one, making SuperM the first Asian artist in history to top the chart with a debut release. Their debut single, "Jopping", was among Billboard's Critics' Picks for the "25 Best K-pop Songs" of 2019.

Ateez (Korean: 에이티즈; RR: Eitijeu, stylized as ATEEZ) is a South Korean boy band formed by KQ Entertainment. The group consists of eight members: Hongjoong, Seonghwa, Yunho, Yeosang, San, Mingi, Wooyoung and Jongho. They debuted on October 24, 2018, with the extended play (EP) Treasure EP.1: All to Zero.

Ateez were named Worldwide Fans' Choice at the 2019 and 2020 Mnet Asian Music Awards, and won the Bonsang (main award) at the 4th The Fact Music Awards, the 30th and 31st Seoul Music Awards.

As of January 2023, Ateez have released nine EPs, one studio album and one single album in the Korean language, as well as three EP and two studio albums in the Japanese language. Their records Treasure EP.Fin: All to Action, Treasure Epilogue: Action to Answer, Zero: Fever Part.1, Zero: Fever Part.2, Zero: Fever Epilogue and The World EP.1: Movement each topped the South Korean Gaon Album Chart, with Zero: Fever Part. 1 becoming the group's first to be certified platinum in the country. Ateez have sold over four million physical albums worldwide. Often referred to as "Global Performance Idols" by Korean media and dubbed "4th Generation Leaders" by the Korean Ministry of Culture, Sports, and Tourism, the group has also served as official global ambassadors for Korean culture and tourism.

Moon Byul-yi (Korean: 문별이, born December 22, 1992), better known by the mononym Moonbyul, is a South Korean rapper, singer, songwriter, dancer, and radio host signed under RBW. She is the main rapper of the South Korean girl group Mamamoo and its sub-unit Mamamoo+. In May 2018, Moonbyul made her debut as a solo artist, releasing the digital single "Selfish".

Moon Byul-yi was born in Bucheon, Gyeonggi-do, South Korea, and is the oldest of three sisters. She decided to become a singer after watching TVXQ "Rising Sun" perform in 2005. She was accepted into Paekche Institute of the Arts for media music and vocals in 2011.

Moonbyul debuted as a member of Mamamoo in June 2014. In May 2018, she debuted as a solo artist with the single "Selfish", featuring Seulgi of Red Velvet.

Kim Nam-joon, known professionally as RM, is a South Korean rapper, singer-songwriter and record producer. He is the leader of South Korean boy band BTS.

Jung Ho-seok (Korean: 정호석; born February 18, 1994), better known by his stage name J-Hope (stylized as j-hope), is a South Korean rapper, singer-songwriter, dancer, and record producer. He made his debut as a member of South Korean boy band BTS in 2013, under Big Hit Entertainment.

J-Hope released his first solo mixtape, Hope World, in 2018. The album was met with a positive reception from critics, and peaked at number 38 on the Billboard 200 in the United States, making him the highest-charting solo Korean artist on the ranking at the time. He became the first member of BTS to enter the Billboard Hot 100 as a soloist in 2019, when his single "Chicken Noodle Soup", featuring singer Becky G, debuted at number 81 on the chart. In 2022, J-Hope released his debut studio album Jack in the Box.

Day6 (Korean: 데이식스; RR: De-i-sik-seu; stylized in all caps) is a South Korean pop rock band under the label JYP Entertainment. The group debuted on September 7, 2015, with the EP The Day, which peaked at No.2 on Billboard's World Album Chart a week following its release. The band consists of four members: Sungjin, Young K, Wonpil and Dowoon. Originally a six-piece band, Junhyeok departed in February 2016 and Jae departed on December 31, 2021. All of the Day6 members are heavily involved in writing, composing and producing the band's music.

In 2017, the band released two songs every month of the year for their Every Day6 project. By the end of the project, 25 songs were added to their discography, with genres ranging from hard rock and upbeat sing-a-longs to mellow ballads. Their first full-length album, Sunrise, consisted of songs released in the first half of the Every Day6 project. It was number 14 on Billboard's The 25 Greatest K-Pop Albums of the 2010s: Staff List, and the project kick-off song "I Wait" was placed No.81 on Billboard's The 100 Greatest K-Pop Songs of the 2010s: Staff List.

Stray Kids is a South Korean boy band formed by JYP Entertainment through the 2017 reality show of the same name. The group is composed of eight members: Bang Chan, Lee Know, Changbin, Hyunjin, Han, Felix, Seungmin, and I.N. Originally a nine-piece group, member Woojin left due to undisclosed personal reasons in October 2019.

NCT #127 is the first extended play by NCT 127, the multi-national and Seoul-based sub unit of the unlimited boy band NCT. Following its announcement on July 1, SM Entertainment released it on July 10, 2016, with physical release on July 11, 2016. A heavily hip-hop and EDM influenced release, NCT #127 had the participation of the production team LDN Noise, Tay Jasper, Ylva Dimberg, Chris Wahle, Andreas Öberg, Timothy 'Bos' Bullock, Adrian McKinnon, MZMC, The Colleagues, Double Dragon, and others for both lyrics and production, while SM's founder, Lee Soo-man, ws the EP's executive producer. With this release, NCT 127 became the first sub-unit to receive a major release. It was also the first and, currently, the only release of the group as a septet.

Exo-CBX is the first sub-unit of South Korean–Chinese boy band Exo, consisting of Chen, Baekhyun, and Xiumin. Formed by SM Entertainment, the group debuted with their first EP Hey Mama! on October 31, 2016.

Jackson Wang (Chinese: 王嘉爾; Korean: 왕잭슨; born 28 March 1994) is a Hong Kong rapper, singer, dancer, record producer, fashion designer, and music video director. He is the founder of record label Team Wang and is the creative director and lead designer for fashion brand Team Wang Design. Born and raised in Hong Kong, Wang initially gained widespread recognition after joining JYP Entertainment's K-pop boy group, Got7, in 2014. In 2017, he founded Team Wang and began releasing solo music in China and internationally thereafter. His first solo album, Mirrors, debuted in 2019 and reached number 32 on the Billboard 200 in the United States. In 2021, Wang left JYP Entertainment and formed the Chinese hip hop group, Panthepack, under Team Wang. Prior to his music career, Wang was a sabre fencer and competed in numerous domestic and international competitions.

Monsta X is a South Korean boy group formed through the reality survival program No.Mercy under Starship Entertainment. The group is currently composed of six members: Shownu, Minhyuk, Kihyun, Hyungwon, Joohoney and I.M, with former member Wonho having left the group in October 2019.