astro mj
PC: Fantagio

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MJ is a member of the K-pop boy band ASTRO.

NameMJ | 엠제이
Full NameKim Myungjun | 김명준 | 金明俊
BornMarch 5, 1994
Anyang, Gyeonggi-do, South Korea
HometownSuwon, Gyeonggi-do, South Korea
Height175cm | 5′-09″
Shoe Size255mm
Blood TypeO
FamilyMother, Father, Older Brother
EducationGlobal Cyber University
Jinjeop High School
Years Active2016 – present
Project GroupSUPER FIVE (2020)
PositionMain Vocalist
Official Pageig


Original Soundtrack

2020Eccentric! Chef Moon OST Part.3Sweet Spring
2019My Only One OST Part.28All of My life

MJ Facts

  • He auditioned for Fantagio, but the casting director told MJ to lose weight first. So MJ got into Fantagio as a trainee after he lost 10kg (22 lb) in a month, and debuted as a member of ASTRO in 2016.
  • Training Period: 3 years
  • He was born in Anyang and raised in Suwon.
  • He participated in the 9th JYP Entertainment Open Audition in 2012.
  • Hobbies: watching movies, shopping
  • His English name is Sebastian.
  • He is a fan of HIGHLIGHT (bias: Yang Yoseop).
  • He likes traveling and walking.
  • His childhood dream was to become an architect.
  • He thinks he looks like a duck.
  • Ideal Type: someone who has a pretty smile.
  • Nickname: MunJi (It means dust.)


  • Coffee: americano
  • Food: seafood
  • Season of the Year: spring, fall
  • Superhero: Iron Man