Hui (singer)

Hui used to be a JYP trainee before joining Cube Entertainment. In 2010, he won first place on Best Male Vocal at JYP 7th Audition Final Round.[9] In 2013, Hui was preparing to debut in China.[10] He failed to make the cut into Chinese Idol.[11] In an open audition in 2013, after leaving JYP, he was the only participant selected by all three entertainment agencies (Cube, Sonic Music and Nega Network). In December 2013, Hui danced at the KBS Festival and danced to the special stage of Son Dong-woon and Kwon So-hyun.[12] In 2014, Hui appeared in G.NA’s "Secret" music video and promotional activities.[13] He also appeared in Rain's "Rain Effect" as a trainee who received advice from Rain about debut. Hui spent about six years as a trainee before debuting with Pentagon. In February 2015, Hui was part of a vocal project group, Seorin-dong Children (서린동 아이들) with Jinho and another female singer. They released a remake of Lee Won-jin and Ryu Keum-deok's 1994 classic "For All the New Lovers". The group wasn't supposed to consist of them, but after the three recorded the guide, Cube's Artist Development team decided to release it.[14][15][16]

On October 10, 2016, Hui made his official debut as a member of Pentagon through 2016 Mnet's reality show Pentagon Maker and becoming the leader of the group.[17][3] He was an actor on the web drama Spark.[18]

On April 4, 2017, Cube Entertainment announced that he would participate in a project group called Triple H alongside Hyuna and E'dawn[19] and that they would star in a reality show called Triple H Fun Agency.[20] The group debuted on May 1 with an EP, 199X and title track "365 Fresh".

In 2017, Hui co-composed Produce 101 Season 2 hit song, "Never"[21] and Wanna One's debut title track, "Energetic" alongside Flow Blow which won by public votes on which song they’d like to see for the group's debut title track.[22][23] Both songs achieved an all-kill on Instiz, charting at No. 1 on real-time charts of Melon, Mnet, Bugs, Genie, Soribada, and Naver.[24][25]

On September 19, it was revealed that Hui participated in a new show, Hyenas on the Keyboard. It is a pilot music variety show where famous singer-songwriters will be competing on music charts.[26][27] On October 20, Hui was cast for One Night Food Trip alongside his label mate, Yoo Seon-ho, the filming started in Vietnam on October 22.[28]

In just 2018, Hui co-composed Kriesha Chu's "Paradise",[29] "This Stop",[30] Shinwha's "Don't Leave Me, Pentagon's Shine and three songs from Thumbs Up! respectively. On June 9, two Cube Entertainment idol groups, Pentagon and (G)I-dle appeared on Idol Room. During the episode, Hui performed his self-produced track, "Theme song 1" alongside Jeon So-yeon "Theme song 2" and they gifted the song to the show.[31][32] At the end of the year, he collaborated with Jinho and Oh My Girl's Seunghee at the 2018 Korea Popular Music Awards to perform a cover of "I Have a Dream" on December 20.[33]

In October 2019, Hui co-wrote and co-composed the song "119" in the fifth EP Poison of the group VAV.[34]

In 2020, Hui co-composed three songs from Pentagon's Universe: The Black Hall. He revealed that he wrote the title song "Dr. Bebe" in a day while "Shower of Rain" he wrote it without any thoughts.[35][36] On February 29, he performed Jung Soo-ra's "Exultation" on KBS' program Immortal Songs 2 as a duo with Jinho.[37][38] The same year, Hui appeared on Stark's Idol Cooking Class alongside teammate Hongseok, Shinwon and Kino.[39] He also appeared on Mnet's music talk show Studio Music Hall 2, which aired on March 24. He was introduced as "genius music producer" performing his rearranged rock version of Itzy's "Dalla Dalla" and a duet of Kim Kwang-seok's "At About Thirty".[40] On March 28, he was featured on the song "Shout Out" from album Spirit Bomb, a full-length album by Han Yo-han.[41]