Artists like Gain

After School (Korean: 애프터스쿨) was a South Korean girl group formed by Pledis Entertainment, with an admissions and graduation concept. After School officially debuted in January 2009 with the song "Ah!" from the single album New Schoolgirl. Following the addition of Uee in April of that year, they released "Diva", which won the "Rookie of the Month" award at the Cyworld Digital Music Awards.

AOA is a South Korean girl group formed by FNC Entertainment. The original 2012 eight-member line-up included: Choa, Jimin, Yuna, Youkyung, Hyejeong, Mina, Seolhyun, and Dohwa. The group has been inactive since 2020, following a series of scandals within the group's lineup and the members' departures from FNC.

Bestie was a South Korean girl group formed by YNB Entertainment. They released their debut single, "Pitapat", in July 2013. The group was composed of four members, Hyeyeon, Uji, Dahye and Haeryung. While Uji and Dahye parted their ways with YNB Entertainment in September 2017, the group disbanded in 2018 following the news of Hyeyeon joining Star Entertainment.

VIXX is a South Korean boy band formed by Jellyfish Entertainment through the 2012 reality show MyDOL. Originally a sextet, the group is currently composed of four members: N, Leo, Ken and Hyuk—former vocalist Hongbin and rapper Ravi left the group in August 2020 and April 2023, respectively. They are predominantly known as a "concept or performance group" whose music, lyrics, choreography, and overall stage performances are crafted together to tell a story or concept.

BB Girls is a South Korean girl group consisting of members Minyoung, Eunji, and Yuna. Formed and produced by Brave Brothers through Brave Entertainment, the group initially debuted as a quintet named Brave Girls with the single album The Difference on April 7, 2011.