A.dus Members Profile and Facts
A.dus (에더스) is a 3-member South Korean pre-debut boy group under J-Star Entertainment. The group conists of EU, Yun Kyum, and Daon. Wonjun left on November 25, 2025. They officially kicked off promotional activities in Japan on October 18, 2025, and have been promoting there since then. Their debut date is currently unknown.
Group Name Meaning: N/A
Official Greeting: “(two, three) Hello, We are A.dus!”
A.dus Official Fandom Name: N/A
Fandom Name Meaning: N/A
A.dus Official Color: N/A
A.dus Official Logo:
Official SNS:
Instagram: @officialadus
A.dus Member Profiles:
EU
Stage Name: EU (이유)
Birth Name: Lim Je Kyun (임제균)
Position(s): Leader
Birthday: September 21, 1994
Zodiac Sign: Virgo
Chinese Zodiac Sign: Dog
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: INTJ
Nationality: Korean
Representative Color: Light Blue
Instagram: @kyuung.im
Threads: @kyuung.im
TikTok: @kyunyon
Pocketdols: limjekyun
EU Facts:
– He was born in Daejeon, South Korea.
– He is a former member of MARZ (2024) under the stage name Jekyun (제균).
– He used to be under NATURE SPACE ENTERTAINMENT.
– He is friends with LA_E (soloist and former member of the groups VX and GBlaze), and also with WinL (former member of ABLUE and producer under J-Star Ent).
– Some of his nicknames are Kyunyon and Kyung, which he also uses himself.
– He wears glasses.
– He used to be a member of the dance cover group 8ton with Jaewon.
– He was also a member of the busking group All Player Crew, with Sanghee (FREE PASS, former Road Boyz and B.Heart), Leo Kang (former Off The Cuff and Kingdom), and Phone (former contestant of 9low On Top).
– EU’s specialty is staying completely still.
– He can speak English and Korean.
– His favorite color is white.
– He likes drinking coffee and going to cafés when the weather is nice.
– He loves music and art, and is trying to improve in them.
– One of his favorite songs is “Call You Mine” by JooYoung, which he has covered in the past.
– His interests include taking photos and filming videos.
Yun Kyum
Stage Name: Yun Kyum (윤겸)
Birth Name: Kim Jung Hyun (김정현)
Position(s): Main Vocalist
Birthday: September 11, 1994
Zodiac Sign: Virgo
Chinese Zodiac Sign: Dog
Height: 183 cm (6’0″)
Weight: 69 kg (152 lbs)
Blood Type: AB
MBTI Type: ENFP
Nationality: Korean
Representative Color: Blue
Instagram: @_onexone911_
Threads: @_onexone911_
X: @onespecial0911
TikTok: @wjdgusdl2007
Youtube: @정윤겸겸
Pocketdols: jungyunkyum
Yun Kyum Facts:
– He was born in Daejeon, South Korea.
– His hobbies are soccer, acting, and yoga.
– His nicknames are All-rounder and Soccer Master.
– He made his debut as a soloist on February 14, 2019 with the single album Be Mine.
– He is a former member of Off the Cuff (2019-2021), MARZ (2023-2024), and the independent group Kingdom (2018).
– He goes by the stage name JUNG YUN:KYUM (정윤겸) for his solo activities. He also used to go by YooOne (유원), including during his time in Off The Cuff.
– He focuses on R&B, pop, and dance music.
– He collaborated with solo rapper Terry on the song “Peace and Love”.
– He used to be under under NATURE SPACE ENTERTAINMENT (2023-2025) Purple Entertainment (2019-2021), BTC Entertainment (2022-2023), and Hommes Studio.
– He decided to become a singer to share his singing and dancing on stage with others.
– He owns a pet dog and a cat.
– He used to be a member of the dance cover group 8ton with Jekyun.
– His favorite foods include ramen, seafood, and more.
– His favorite colors are blue and black.
– He loves swimming and drawing.
See more facts about Jaewon…
Daon
Stage Name: Daon (다온)
Birth Name: ~ Ji Hoon (~지훈)
Position(s): Dancer, Maknae
Birthday: March 13, 2004
Zodiac Sign: Pisces
Chinese Zodiac Sign: Monkey
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Korean
Representative Color: Red
Instagram: @daon.a
Daon Facts:
– He is a former member of MARZ (2023-2024) under the stage name Gaon (가온).
– He used to be under NATURE SPACE ENTERTAINMENT.
– He loves coffee. (@marz_official1 on X – 04.16.24)
– He describes himself as “Puppy Gaon” 🐶 and “Sexy Gaon” 🦊, showing both his cute and charming sides. (@marz_official1 on X – 06.18.24)
– His interests include eating and watching YouTube. (Pocketdols)
– His specialties are dancing and aegyo. (Pocketdols)
Former Member(s):
Wonjun
Stage Name: Wonjun (원준)
Birth Name: Jeong Won Jun (정원준)
Position(s): Rapper
Birthday: July 21, 1998
Zodiac Sign: Cancer
Chinese Zodiac Sign: Tiger
Height: 187 cm (6’1.6″)
Weight: 63 kg (138 lbs)
Blood Type: N/A
MBTI Type: ISFJ
Nationality: Korean
Representative Color: Purple
Instagram: @won_jun_98s2 (Deactivated)
Wonjun Facts:
– He is also a member of ABLUE, the group debuted on October 23, 2022.
– He is a former member of ZPZG (2019-2022).
– He is known for always wearing rings as part of his style.
– Some of his nicknames are Won-Jjang, Bluevery’s boyfriend, and Wonjojo.
– His charming points are his smile, unique laugh, and voice tone.
– He has already completed his mandatory military service.
– The members of ABLUE usually call him handsome, and although he likes it, he gets a bit embarrassed when they do it in front of other people.
– One of his favorite Japanese dishes is gyukatsu.
– He is the tallest member.
– Before being recruited by J-Star Entertainment, he spent his time busking in the streets of Hongdae.
– He’s really scared of bugs.
– His dream collaboration is with MONSTA X.
– One of his favorite songs is “Boy in Time” by HUI.
– He can speak Japanese and Korean.
– He officially left the group on November 25, 2025 due to personal reasons.
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– Kprofiles.com
Note 2: Source for positions:
Wonjun’s Rapper — @fclive_rookie on Instagram (10.02.25).
EU’s Leader — @fclive_rookie on Instagram (10.03.25).
Daon’s Dancer — @fclive_rookie on Instagram (10.05.25).
Yunkyum’s Main Vocalist — @fclive_rookie on Instagram (10.07.25).
Note 3: The members’ representative colors were revealed through the group’s Instagram Stories.
For reference on MBTI types:
E = Extroverted, I = Introverted
N = Intuitive, S = Observant
T = Thinking, F = Feeling
P = Perceiving, J = Judging
Made by: “felipe grin§”
(Special thanks to: flyabluefly, noa (forkimbit))
Who is your A.dus bias? Do you know more facts about them? Feel free to comment below. 
