ATBO
IST Entertainment
About ATBO
“Start With Us!
Hello, we are ATBO!”
ATBO (AT the Beginning of Originality) is a K-pop boy band made up of six members – Oh Junseok, Ryu Junmin, Bae Hyunjun, Jeong Seunghwan, Kim Yeonkyu and Won Bin. The band debuted on July 27, 2022 under IST Entertainment.
ATBO Profile
| Group | 에이티비오 | ATBO |
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| Fandom | 보트 | BOAT |
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| Debut | July 27, 2022
+1355 Days Since Debut |
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| Debut Album | The Beginning : 開花 |
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| Latest Release | MUST HAVE |
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| Leader | Oh Junseok |
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| Years Active | 2022 – present |
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| Label | IST Entertainment |
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| IST Division | Division 3 |
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| Distributor | Kakao Entertainment |
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| Official Page |  @atboground
 @ATBO_ground
 @ATBO_ground
@ATBO_members |
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ATBO Members
ATBO
Oh Junseok
03/03/2003
Leader
Main Rapper
Main Dancer
Ryu Junmin
04/05/2003
Lead Vocalist
Bae Hyunjun
06/06/2003
Lead Rapper
Jeong Seunghwan
01/27/2004
Main Dancer
Lead Vocalist
Kim Yeonkyu
05/03/2004
Main Vocalist
Won Bin
07/01/2004
Sub Vocalist
Sub Rapper
Age (from oldest to youngest)
| # | Member | Age |
|---|
| 1 | Oh Junseok | 23 |
| 2 | Ryu Junmin | 23 |
| 3 | Bae Hyunjun | 22 |
| 4 | Jeong Seunghwan | 22 |
| 5 | Kim Yeonkyu | 21 |
| 6 | Won Bin | 21 |
Height (from tallest to shortest)
| # | Member | Height |
|---|
| 1 | Won Bin | 183cm |
| 2 | Bae Hyunjun | 180cm |
| 3 | Jeong Seunghwan | 177cm |
| 4 | | |
| 5 | | |
| 6 | Kim Yeonkyu | 171cm |
Citizenship
| # | Member | Citizenship |
|---|
| 1 | Oh Junseok | Republic of Korea |
| 2 | Ryu Junmin | Republic of Korea |
| 3 | Bae Hyunjun | Republic of Korea |
| 4 | Jeong Seunghwan | Republic of Korea |
| 5 | Kim Yeonkyu | Republic of Korea |
| 6 | Won Bin | Republic of Korea |
Blood Type
| # | Member | Blood Type |
|---|
| 1 | Ryu Junmin | A |
| 2 | Bae Hyunjun | A |
| 3 | Won Bin | A |
| 4 | Oh Junseok | AB |
| 5 | Jeong Seunghwan | B |
| 6 | Kim Yeonkyu | O |
Zodiac Sign
| # | Member | Zodiac Sign |
|---|
| 1 | Jeong Seunghwan | Aquarius |
|
| 2 | Oh Junseok | Pisces |
| 3 | Ryu Junmin | Aries |
| 4 | Kim Yeonkyu | Taurus |
| 5 | Bae Hyunjun | Gemini |
| 6 | Won Bin | Cancer |
ATBO Members Profile & Facts
Oh Junseok
IST Entertainment
| Full Name | 오준석 | Oh Junseok |
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| Date of Birth | March 3, 2003 |
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| Place of Birth | Jeju, South Korea |
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| Hometown | Suwon, Gyeonggi-do, South Korea |
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| Citizenship | Republic of Korea |
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| Blood Type | AB |
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| Zodiac Sign | Pisces |
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| Family | Mother, Father, Older Sister |
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| MBTI | ENTJ |
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| Position | Leader, Main Rapper, Main Dancer |
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Oh Junseok Facts
| He was born on Jeju and grew up in Suwon. |
Ryu Junmin
IST Entertainment
| Full Name | 류준민 | Ryu Junmin |
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| Date of Birth | April 5, 2003 |
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| Place of Birth | Jinju, Gyeongsangnam-do, South Korea |
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| Citizenship | Republic of Korea |
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| Blood Type | A |
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| Zodiac Sign | Aries |
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| Family | Mother, Father, Younger Brother, Two Younger Sisters |
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| Education | Jingwan High School |
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| MBTI | ESFJ |
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| Position | Lead Vocalist |
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Ryu Junmin Facts
| He is a former SM Entertainment trainee. |
| He was on Nanta (a type of percussion performance) team in middle school. |
Bae Hyunjun
IST Entertainment
| Full Name | 배현준 | Bae Hyunjun |
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| Date of Birth | June 6, 2003 |
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| Hometown | South Korea |
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| Citizenship | Republic of Korea |
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| Height | 180cm | 5′-11″ |
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| Blood Type | A |
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| Zodiac Sign | Gemini |
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| Family | Mother, Father, Younger Sister |
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| Education | Joongdong High School → Seoul Sejong High School |
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| MBTI | INTP |
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| Position | Lead Rapper |
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Bae Hyunjun Facts
| IST Audition Song: Joongdong High School School Song |
| He does not like tomatoes. |
Jeong Seunghwan
IST Entertainment
| Full Name | 정승환 | Jeong Seunghwan |
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| Date of Birth | January 27, 2004 |
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| Hometown | Busan, South Korea |
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| Citizenship | Republic of Korea |
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| Height | 177cm | 5′-10″ |
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| Blood Type | B |
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| Zodiac Sign | Aquarius |
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| Family | Mother, Father, Two Older Sisters |
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| Education | Bunpo High School → Hanlim Arts School |
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| MBTI | ENFP |
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| Position | Main Dancer, Lead Vocalist |
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Jeong Seunghwan Facts
| Favorite Color: yellow |
| He played handball in middle school. |
Kim Yeonkyu
IST Entertainment
| Full Name | 김연규 | Kim Yeonkyu |
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| Date of Birth | May 3, 2004 |
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| Hometown | South Korea |
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| Citizenship | Republic of Korea |
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| Height | 171cm | 5′-07″ |
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| Blood Type | O |
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| Zodiac Sign | Taurus |
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| Family | Mother, Father, Older Sister |
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| Education | School of Performing Arts Seoul |
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| MBTI | ISFP |
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| Position | Main Vocalist |
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Kim Yeonkyu Facts
| He is a former YG Entertainment trainee. |
| He participated in a survival show called YG TREASURE BOX. |
Won Bin
IST Entertainment
| Full Name | 원빈 | Won Bin |
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| Date of Birth | July 1, 2004 |
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| Hometown | South Korea |
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| Citizenship | Republic of Korea |
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| Height | 183cm | 6′-00″ |
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| Blood Type | A |
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| Zodiac Sign | Cancer |
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| Family | Mother, Father, Older Sister |
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| Education | Apgujeong High School |
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| MBTI | ISFJ |
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| Position | Sub Vocalist, Sub Rapper |
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Won Bin Facts
| He lived in the Philippines for 10 years. |
| He was eliminated from ATBO’s lineup in the competition show THE ORIGIN – A, B, Or What?, but IST Entertainment added him back to the band after Yang Donghwa left ATBO. |
ATBO Discography
| Year | Type | Album Title | Title Track |
|---|
| 2023 | Single | MUST HAVE | Must Have Love |
| 3rd EP | The Beginning : 飛上 | Next to Me |
| 2022 | 2nd EP | The Beginning : 始作 | ATTITUDE |
| 1st EP | The Beginning : 開花 | Monochrome (Color) |
Awards
ATBO Fandom
| Fandom Name | 보트 | BOAT |
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| Meaning | anagram of ATBO.
ATBO having a journey with BOAT. |
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| Announced | July 11, 2022 |
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| BOAT Day | July 11 |
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ATBO Facts
| ATBO is the first boy band from IST Entertainment in five years, after THE BOYZ, which debuted in 2017. |
| The members were selected through the competition show THE ORIGIN – A, B, Or What?. |
THE ORIGIN – A, B, Or What? (2022)
| Final Rank | Name | Stage 1 | Stage 2 | Stage 3 | Stage 4 | Final Score |
|---|
| 1 | Jeong Seunghwan | HALA HALA | DOPE | THRILL RIDE | BTD | 1740 |
| 2 | Oh Junseok | HALA HALA | DOPE | The Stealer | Hard Carry | 1710 |
| 3 | Seok Rakwon | MIC Drop | 13IVI | The Stealer | BTD | 1520 |
| 4 | Ryu Junmin | MIC Drop | 13IVI | THRILL RIDE | Hard Carry | 1380 |
| 5 | Bae Hyunjun | HALA HALA | DOPE | THRILL RIDE | BTD | 1270 |
| 6 | Yang Donghwa | MIC Drop | 13IVI | THRILL RIDE | BTD | – |
| 7 | Kim Yeonkyu | HALA HALA | DOPE | The Stealer | BTD | – |
| * | Won Bin | MIC Drop | 13IVI | The Stealer | – | – |
+ Yang Donghwa was eliminated from ATBO’s lineup due to school bullying allegations.
+ IST Entertainment announced Won Bin as a new member on June 17, 2022.
Former ATBO Member
| Name | Born | Position | Years Active |
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| Seok Rakwon | November 14, 2003 | Lead Dancer, Sub Vocalist, Sub Rapper | July 27, 2022 – May 6, 2024 |
