Lightsum (, commonly stylized as LIGHTSUM) is a South Korean

girl group A girl group is a music act featuring several female singers who generally harmonize together. The term "girl group" is also used in a narrower sense in the United States to denote the wave of American female pop music singing groups, many of who ...

formed by

Cube Entertainment Cube Entertainment Inc. () is a South Korean entertainment company. The company operates as a record label, talent agency, music production company, event management and concert production company, and music publishing house. Cube are known for h ...

. The group is composed of six members: Sangah, Chowon, Nayoung, Hina, Juhyeon, and Yujeong. The group debuted on June 10, 2021, with the release of their debut single album, ''

Vanilla Vanilla is a spice derived from orchids of the genus ''Vanilla (genus), Vanilla'', primarily obtained from pods of the Mexican species, flat-leaved vanilla (''Vanilla planifolia, V. planifolia''). Pollination is required to make the p ...

''. Originally an eight-piece ensemble, members Huiyeon and Jian departed the group in October 2022.

Name

The group's name, Lightsum, is a combination of the words "light" and "sum", which symbolizes "things that shine small gather together to light up the world, delivering greater positive energy through a message of hope".

History

2017–2020: Pre-debut activities

Juhyeon participated in '' The Unit: Idol Rebooting Project'' in 2017–2018 where she finished in 25th place. Chowon, Nayoung, and Yujeong participated in ''

Produce 48 ''Produce 48'' () was the third season of the South Korean reality competition series ''Produce 101''. It was a large-scale project in which the public "produces" a girl group by voting for members out of a pool of 96 contestants from South Kor ...

'' in 2018 where they finished in 13th place, 21st place, and 51st place, respectively. It was later revealed that Chowon was rigged out of the lineup of

Iz*One Iz*One ( ; ko, 아이즈원, Aijeuwon; ja, アイズワン, Aizuwan; stylized as IZ*ONE) was a South Korean–Japanese girl group formed through the Mnet reality competition show ''Produce 48''. The group was composed of twelve members: Jang ...

, and that her real final ranking was 6th place. Juhyeon later participated in ''Dancing High'' in 2018, but did not pass the evaluation round. Chowon was cast in ''Bully Bad Guys'' and ''The Dominator 3: Junior Bullies'' in 2020.

2021–present: Introduction, debut with ''Vanilla'', ''Light a Wish'', and ''Into the Light''

On April 15, 2021, Cube Entertainment announced that it would be debuting a new girl group, the first since

(G)I-dle (G)I-dle (), stylized in all caps, is a South Korean girl group formed by Cube Entertainment in 2018. The group consists of five members: Miyeon, Minnie, Soyeon, Yuqi and Shuhua. Originally a sextet, Soojin left the lineup on August 14, 202 ...

in 2018. The members were revealed in pairs from April 19 to 22 (in order: Juhyeon, Sangah, Chowon, Jian, Nayoung, Huiyeon, Hina, and Yujeong). A video trailer with all eight members was revealed on April 23, 2021. On May 27, it was announced that Lightsum would release their debut single album ''

'' on June 10. The group made their broadcast debut on

Mnet M-Net (an abbreviation of Electronic Media Network) is a South African pay television channel established by Naspers in 1986. The channel broadcasts both local and international programming, including general entertainment, children's series, ...

's ''

M Countdown ''M Countdown'' () is a South Korean music program broadcast by Mnet. The show features appearances by popular music artists who also perform live on stage. It is broadcast from CJ E&M Center Studio in Sangam-dong, Mapo District, Seoul. Bro ...

'' on June 10 where they performed their debut single. On October 13, Lightsum released their second single album ''

Light a Wish ''Light a Wish'' is the second single album by South Korean girl group Lightsum. It consists of three tracks, including the lead single "Vivace". The single album was released by Cube Entertainment on October 13, 2021. Background and release On S ...

'', with "Vivace" serving as the lead single. On May 24, 2022, Lightsum released their first extended play '' Into the Light'', with "Alive" serving as the lead single. On October 25, 2022, Cube Entertainment announced the departure of members Huiyeon and Jian from the group and that Lightsum would be reorganized as a group of six.

Members

Current

* Sangah () * Chowon () * Nayoung () * Hina () * Juhyeon () * Yujeong ()

Former

* Huiyeon () * Jian ()

Discography

Extended plays

Single albums

Singles

Videography

Music videos

Awards and nominations

Notes

References

External links

* {{Authority control 2021 establishments in South Korea K-pop music groups Musical groups established in 2021 Musical groups from Seoul South Korean girl groups Cube Entertainment artists South Korean dance music groups