Hak Seong

Profile photo for BE BOYS

Background

Birth name

Kim Hak-seong (김학성)

Birth date

September 10, 2004 (age 20)

Birth place

North Korea

Career

Occupation

Trainee

Years active

2024–present

Agency

OAK Company (2025-present)

Associations

BE BOYS
MAKE MATE 1

SNS

Hak Seong (KR: 학성; JP: ハクソン) is a North Korean trainee under OAK Company. He is a member of the upcoming boy group BE BOYS.

He is best known for being a contestant on the reality survival show MAKE MATE 1.

Career

2024: MAKE MATE 1

On March 28, 2024, he was officially introduced as a contestant of MAKE MATE 1.^[1] He ranked 13th place overall in the finale episode, thus being unable to debut with NouerA.^[2]

2025: BE BOYS

On April 20, 2025, Hak Seong was revealed as a member of BE BOYS.^[3]

Discography

Participation releases

MAKE MATE1, Part1 ("Time of Our Life" with contestants of MAKE MATE 1) (2024)
MAKE MATE1, Part2 ("Make It Bounce" with contestants of MAKE MATE 1) (2024)

Filmography

Reality shows

MAKE MATE 1 (KBS 2TV, 2024) - contestant

Trivia

He defected to South Korea in 2017.
His MBTI personality type is ISTP.^[4]
His representative emoji is 🧸.^[4]
His role model is THE BOYZ's Juyeon.^[5]

Gallery

Promotional

SNS

References

↑ @MAKEMATE1_KR on Twitter (March 28, 2024)
↑ MAKE MATE 1: Episodes 1-10
↑ @beboys_official on X (April 20, 2025)
↑ ^4.0 ^4.1 @MAKEMATE1_KR on Twitter (April 3, 2024)
↑ KBS : MAKE MATE 1 Meet the Participants

Official links

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[1] @MAKEMATE1_KR on Twitter (March 28, 2024)

[2] MAKE MATE 1: Episodes 1-10

[3] @beboys_official on X (April 20, 2025)

[p-4] 4.0 ^4.1 @MAKEMATE1_KR on Twitter (April 3, 2024)

[5] KBS : MAKE MATE 1 Meet the Participants

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