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Kpop Wiki
For the soloist and member of UP10TION formerly known as Wei, see Lee Jin Hyuk.

We are WEi! Hello, we are WEi!
(We are WEi! 안녕하세요, 위아이입니다!)


WEi (위아이) is a six-member boy group under OUI Entertainment.[4] They debuted on October 5, 2020 with their first mini album Identity : First Sight.



On August 31, 2017, the team of trainee tentatively named OUIBOYS made a pre-debut song called Hug Me performed by Youha, Sihun, Kangwoo, 1BELL, and Yoon Myung.[5][6]

On June 17, 2020, OUI Entertainment announced they will be officially launching their new boy group, tentatively named OUIBOYS, to debut in the second half of the year.[7]

On July 10, their new and official name, WEi, was announced along with the four members' names (Jang Dae Hyeon, Kim Dong Han, Kim Yo Han, and Kang Seok Hwa).[8]

On August 12, 2020, OUI confirmed that Yoo Yong Ha and Kim Jun Seo, who were previously in the project group 1THE9, would be joining the group.[9]

2020: Debut with Identity : First Sight

A trailer for their debut mini album, Identity : First Sight, was released on September 11, confirming their debut date to be on October 5.[10]

2021: Identity : Challenge, Identity : Action

A first teaser photo for their second mini album, Identity : Challenge, was released on February 6, confirming their comeback date to be on February 24.[11]

A comeback teaser trailer was released on the midnight of May 24 for their third mini album, Identity : Action, to be released on June 9.[12]

2022: Love Pt.1 : First Love

On February 28, 2022, a teaser was revealed for their fourth mini album, Love Pt.1 : First Love, scheduled for release on March 16.[13] The mini album was then released on March 16, with the title track "Too Bad".

On March 20, 2022, WEi revealed the design of their official light stick.[14]

On March 21, the group announced their first concert 2022 WEi Concert [First Love], which occurred on April 16 and 17 at the KBS Arena in Seoul, South Korea.[15]


Name Position(s) Signature Emoji Year(s) active
Jang Dae Hyeon (장대현) Leader, Main Rapper, Sub Vocalist
Kim Dong Han (김동한) Main Dancer, Lead Vocalist
Yoo Yong Ha (유용하) Lead Rapper, Sub Vocalist
Kim Yo Han (김요한) Sub Vocalist, Sub Rapper, Visual, Center, Face of the Group
Kang Seok Hwa (강석화) Main Vocalist, Visual
Kim Jun Seo (김준서) Lead Dancer, Sub Vocalist, Sub Rapper, Maknae
Pre-debut (as OUIBOYS)
Sihun (시훈) N/A N/A 2017–2018
Kangwoo (강우) 2017–2018
1BELL (원벨) 2017–2018
Yoon Myung (윤명) 2017–2018


Mini albums

Digital singles


  • "2021 Now N New" (with Various Artists as part of Hope TV SBS 2021) (2021)


  • "KBS ‘Come Back Home’ OST" (2021)


Concert participation

  • Begin Again: KPOP Edition[17] (2022)
  • 2022 UNI-KON[18] (2022)

Awards and nominations

Year Recipient Award Won
MTV Europe Music Awards
2021 WEi Best Korean Act Nominated[19]



Main article: WEi/Gallery


Official links