• I. Introduction:

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


    Jang Dae Hyeon is a former member of RAINZ.

    Kim Donghan is a former member of JBJ.

    Kim Yohan is a former member of X1.

    Yoo Yong Ha and Kim Jun Seo are former members of 1THE9.


    All the members had participated in reality shows before.

    Kim Donghan and Jang Dae Hyeon were contestants on Produce 101 Season 2.

    Yoo Yong Ha and Kim Jun Seo were contestants on Under Nineteen.

    Kang Seok Hwa and Kim Yohan were contestants on Produce X 101.

    Kang Seok Hwa was a contestant on YG Treasure Box.


    Jang Dae Hyeon and Kim Donghan are soloists.

    II. History:

    Pre-debut

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


    On July 10, their new name, WEi, was announced along with the four members' names (Jang Dae Hyeon, Kim Donghan, Kim Yohan, and Kang Seok Hwa).


    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.


    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.


    2021: Identity: Challenge

    A teaser for their second mini-album, Identity: Challenge, was released on February 6, confirming their comeback date to be on February 24.


    A teaser was released on May 23 for their third mini album, Identity : Action, to be released on June 9.

    III. Members:

    Stage Name: Daehyeon (대현)
    Birth Name: Jang Dae Hyeon (장대현)
    Position: Leader, Main Rapper, Vocalist
    Birthday: February 11, 1997
    Zodiac Sign: Aquarius
    Height: 177 cm (5’9″)
    Weight: 58 kg (128 lbs)
    Blood Type: A
    MBTI Type: ESFJ
    Instagram: @daehyeon0211

    2017: Produce 101 Season 2, RAINZ
    In 2017, he participated in Mnet's survival
    show Produce 101 Season 2 but was eliminated
    in episode 5 and finished in 83nd place.

    Following the show's conclusion, he debuted
    as a member of the project group RAINZ
    on October 12, 2017. They disbanded a year later.

    2019: Solo debut
    He made his solo debut on August 24, 2019,
    with his first single album "Feel Good".

    Daehyeon is Credited for 14 Works On KOMCA
    Under JANG DAE HYUN(10017280)

    Stage Name: Donghan (동한)
    Birth Name: Kim Dong Han (김동한)
    Position: Lead Vocalist, Main Dancer
    Birthday: July 3, 1998
    Zodiac Sign: Cancer
    Height: 182 cm (5’11”)
    Weight: 67 kg (147 lbs)
    Blood Type: O
    MBTI Type: ESTJ
    Instagram: @don9_han

    He made his solo debut on
    June 19, 2018 with the mini album D-Day.

    Donghan is Credited
    for 12 works on KOMCA
    under the name KIM DONG HAN(10018712)

    Stage Name: Yongha (용하)
    Birth Name: Yoo Yong Ha (유용하)
    Position: Lead Rapper, Sub Vocalist
    Birthday: January 11th, 1999
    Zodiac Sign: Capricorn
    Height: 177 cm (5’10)
    Weight: 64 kg (141 lbs)
    Blood Type: A
    MBTI Type: INFP
    Instagram: @you_haaaaa

    2018–2020: Under Nineteen and 1THE9
    On October 25, 2018, Yoo Yong Ha
    was introduced as a
    contestant of Under Nineteen
    with his moving poster.
    The poster revealed that he was a part
    of the rap team. He finished in sixth
    place, thus becoming a member of
    the project group 1THE9.


    On April 13, 2019, the group officially
    debuted with the mini album XIX.
    1THE9 officially disbanded on August 8, 2020,
    following the release of their
    final mini album Good Bye 1THE9.

    Yongha is credited for 5 works on KOMCA
    under the name YU YONG HA(10024017)

    Stage Name: Yohan (요한)
    Birth Name: Kim Yo Han (김요한)
    Position: Center, Lead Rapper, Sub Vocalist
    Birthday: September 22, 1999
    Zodiac Sign: Virgo
    Height: 182 cm (5’11″)
    Weight: 66 kg (146 lbs)
    Blood Type: B
    MBTI Type: ISFJ
    Instagram: @y_haa.n

    2019–2020: Produce X 101, X1
    In 2019, he participated in Mnet's boy
    group survival show Produce X 101
    representing OUI Entertainment.
    He finished in first place, thus becoming the center of X1.
    The group officially debuted on August 27, 2019
    with the mini album, 비상 : Quantum Leap.

    However, on January 6, 2020, the agencies representing
    the members announced the group has disbanded
    due to not being able to reach an unanimous
    agreement following the Produce 101 vote manipulation controversy.

    2020 (1): Solo debut
    On August 17, it was announced that Kim Yo Han
    will make his solo debut on August 25 with
    the digital single "No More". Concept photos
    were released from August 18 to
    August 20 with the first music
    video teaser being released on the August 21.

    Yohan is credite for 4 works on KOMCA
    under the name KIM YO HAN(10026718)

    Stage Name: Seokhwa (석화)
    Birth Name: Kang Seok Hwa (강석화)
    Position: Main Vocalist
    Birthday: December 1, 2000
    Zodiac Sign: Sagittarius
    Height: 172 cm (5’7″)
    Weight: 56 kg (123 lbs)
    Blood Type: B
    MBTI Type: ESFJ
    Instagram: @stone_dol2

    2018–2019: YG Treasure Box, Produce X 101
    In 2018, he participated in YG's survival show
    YG Treasure Box, but was eliminated in episode 9.

    Following the show's conclusion, he left YG Entertainment
    and joined Produce X 101 as
    an independent trainee, but was eliminated
    in episode 8 and finished in 35th place.

    Later, OUI Entertainment announced
    on August 20, 2019 that Seokhwa had signed with them.

    Seokhwa is credited for 3 works on KOMCA
    under the name KANG SEOK HWA(10027239)

    Stage Name: Junseo (준서)
    Birth Name: Kim Jun Seo (김준서)
    Position: Lead Dancer, Sub Vocalist, Maknae
    Birthday: November 20th, 2001
    Zodiac Sign: Scorpio
    Height: 178 cm (5’10)
    Weight: 64 kg (141 lbs)
    Blood Type: O
    MBTI Type: ISFJ
    Instagram: @__k_junseo

    2018–2020: Under Nineteen and 1THE9
    On October 25, 2018, Kim Jun Seo was
    introduced as a contestant of
    Under Nineteen with his moving poster.
    The poster revealed that he was a part
    of the performance team. He finished in ninth place,
    thus becoming a member of the project group 1THE9.

    Junseo is credited for 2 works on KOMCA
    under the name KIM JUN SEO(10024016)

    IV. Discography:

    Mini Albums

    Identity : First Sight (stylized as IDENTITY : First Sight)
    is the debut mini album by WEi. It was released on
    October 5, 2020 with "Twilight" serving
    as the title track and "Fuze" serving as
    the sub title track.

    The physical album comes in two versions: WE and I.

    Track list
    1. "Twilight" - 3:20
    2. "Doremifa" - 3:23
    3. "Timeless (꼬리별)" - 3:34
    4. "Hug You (안고 싶어)" - 3:30
    5. "Fuze (도화선)" (Prod. by Jang Dae Hyeon) - 3:15

    Video links
    "Twilight" music video
    Close-Up ver.
    Performance ver.
    MV teaser #1 / #2
    "Twilight" fanchant guide
    Highlight medley
    Trailer
    Identity : Challenge (stylized as IDENTITY : Challenge)
    is the second mini album by WEi.
    It was released on February 24, 2021
    with "All Or Nothing" serving as the
    album's title track.

    The physical album comes in three versions:
    Challenge, All and Nothing.

    Track list
    1. "All Or Nothing (모 아님 도)" (Prod. Jang Dae Hyeon) - 3:25
    2. "Breathing" - 3:20
    3. "Dancing In The Dark" - 3:24
    4. "Diffuser" - 3:18
    5. "Winter, Flower (겨울, 꽂)" - 4:06

    Video links
    "All Or Nothing" music video
    Close-up ver.
    Performance ver.
    MV teaser 1 / 2

    "All Or Nothing" dance practice
    Hanbok ver.
    Suit ver.
    Sports wear ver.
    Mafia ver.

    "All Or Nothing" fanchant guide video
    "Diffuser" dance practice

    Online fan showcase stage
    "Diffuser"
    "All Or Nothing"

    Highlight medley
    Visual focus film

    Special clip
    Jang Dae Hyeon
    Kim Dong Han
    Yoo Yong Ha
    Kim Yo Han
    Kang Seok Hwa
    Kim Jun Seo

    Making film
    Identity : Action is the third mini album by WEi.
    It was released on June 9, 2021
    with "Bye Bye Bye" serving as the album's title track.

    The physical album comes in three versions:
    Wave, Roller and Ocean.

    Track list
    1. "Bye Bye Bye" - 3:25
    2. "White Light" - 3:24
    3. "Waitin'" - 3:05
    4. "Ocean" - 3:30
    5. "Rui (16번째 별)" - 3:15

    Video links
    "Bye Bye Bye" music video
    Performance ver.
    MV teaser 1 / 2
    MV shooting behind
    "Bye Bye Bye" dance practice
    Halloween ver.
    "Bye Bye Bye" fanchant guide
    "Waintin'" fanchant guide
    Highlight medley
    Teaser
    Jacket shooting behind
    Love Pt.1 : First Love is the fourth mini album by WEi.
    It was released on March 16, 2022 with
    "Too Bad" serving as the album's title track.

    The physical album comes in four versions:
    Start of Love, Falling in Love, Love with RUi and Meta.

    Track list
    1. "Blossom (피어나)" - 3:24
    2. "Too Bad" - 3:16
    3. "Super Bumpy" - 3:26
    4. "Know Ya" - 3:22
    5. "Bad Night" - 3:15
    6. "Bouquet (꽃다발)" - 4:04

    Video links
    "Too Bad" music video
    MV teaser #1 / #2
    MV reaction
    Performance ver.
    "Too Bad" dance practice
    "Too Bad" fanchant guide
    "Super Bumpy" fanchant guide
    Highlight medley
    Concept trailer
    Album unboxing
    Love Pt.2 : Passion is the fifth mini album by WEi.
    It was released on October 19, 2022 with
    "Spray" serving as the album's title track.

    Track list
    1. "Moonlight" - 3:29
    2. "Spray" - 3:18
    3. "Higher Ground" - 3:11
    4. "Rose" - 3:39
    5. "Special Holiday" - 3:28
    6. "Umbrella (우산)" - 3:19

    Video links
    "Spray" music video
    MV teaser #1 / #2
    MV reaction
    Performance ver.
    MV shooting behind #1 / #2
    "Spray" performance film
    "Spray" dance practice
    "Spray" fanchant guide
    "Higher Ground" dance practice
    "Higher Ground" fanchant guide
    Highlight medley
    Mood film
    Album unboxing
    Jacket behind #1 / #2


    Digital Singles

    "Starry Night (Prod. Dress)" (반 고흐의 밤) is the first
    digital single by WEi. Made in collaboration
    with the platform UNIVERSE,
    it was released on October 1, 2021
    as the 12th release of the UNIVERSE Music project.

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    Video links
    MV preview
    MV teaser (Prism ver.) / (Phantom ver.)
    MV reaction
    Concept trailer : Follow The Light

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