Kpop Wiki
Kpop Wiki
30,279
pages
For other people known as 'Junmin', see Junmin.

Kim Junmin (김준민), previously known as Jayder (제이더), is a South Korean rapper and lyricist under C-JeS Entertainment. He is the leader of the boy group WHIB.

He is also known for being a contestant on the survival show Boys II Planet.

Career[]

2021–2023: Debut with WHIB[]

On November 26, 2021, C-JeS opened up the Instagram account for the trainee group M.I.C, which stood for Made In C-JeS.[1]

On March 22, 2022, Kim Junmin (then known as Jayder) was officially introduced as a member of the trainee group M.I.C.[2] The group debuted as WHIB on November 8, 2023 with the single album "Cut-Out".

2025: Boys II Planet, name change[]

On June 12, 2025, he was introduced as a contestant of Mnet's survival show Boys II Planet, representing C-JeS Studios.[3] He ranked 13th place overall in the finale episode, thus being unable to debut with ALPHA DRIVE ONE.[4]

On October 2, C-Jes Studio announced that Jayder will be going by his birth name Kim Junmin.[5]

Personal life[]

Hiatus[]

On April 30, 2025, C-JeS Studios announced that Jayder, along with LeeJeong and Wonjun will be going on a temporary hiatus due to personal reasons.[6]

Discography[]

Participation releases[]

Writing credits[]

Artist Song Album Type
2024
WHIB "Kick It" "Eternal Youth : Kick It" Writing
"Kick It (English Ver.)"

Filmography[]

Survival shows[]

Trivia[]

  • His MBTI personality type is ESTP.[7]
  • He trained for 3 years prior to Boys II Planet.[7]
  • His role model is Juyeon.[7]

Gallery[]

Main article: Kim Junmin/Gallery

References[]

Official links[]