JNXSK, also known as Junseok (준석), is a South Korean singer under Spheres Entertainment. He is a former pre-debut member of the boy groups HALF&HALF and 24K.
JNXSK Profile
| Stage Name | JNXSK |
| Birth Name | Kim Jun-seok (김준석) |
| Occupation | Singer |
| Birthday | March 6, 1998 |
| Active Years | 2025–present |
| Age | 28 (in 2026) |
| Zodiac Sign | Aries |
| Height | 180 cm (5’11”) |
| Weight | 60 kg (132 lbs) |
| Nationality | Korean |
| Blood Type | N/A |
| MBTI | ESTJ |
JNXSK Facts:
– JNXSK was the leader and main vocalist in Half&Half.
– He graduated from Konkuk University in March 2023.
– He focused on his studies during his high school and only started practing music seriously when he turned 21.
– He enlisted as a social service worker in September 2025.
– He used to be a member of 24K with the stage name Seok Dojun.
– He joined Sphere Entertainment in 2025.
– He was formerly under Choeun Entertainment (2020) and ICE Entertainment (2024-2025).
– He is one of the main producer for BOY19ER.
– Wonjun described him as cool and reliable.
– He describes himself as someone who looks tough on the outside but is actually soft and reliable on the inside.
– A word he likes a lot is “romance”.
– He was considered the brain of the group in 24K.
– He is confident in composing.
– He doesn’t sweat easily and likes to wear long sleeve shirts in the summer.
– His favorite drink is decaf coffee and expresses himself in the hashtag #Decaf.
– He admires Hui from PENTAGON and his favorite songs include “Whale” by Hui.
– He considers his thoughtfulness and seriousness as his charming points.
– He is close with Kim Bit (ex. The BigDipper).
– He enjoys composing and buying music equipment for his studio.
SOCIAL MEDIA HANDLES
Instagram: @jnxsk_official
