Special feature on K-POP male idols who were private trainees

A special feature on K-POP male idols who were private trainees.For regular trainees, their faces and profiles are made public before their debut, and their faces and profiles are made public before their debut, along with the dance performances of their seniors at the agency, music videos, and making-ofs.
He has a lot of exposure in appearances in video clips. In contrast, ``private trainees'' are trainees who avoid exposure to the extreme and do not reveal their faces or profiles at all until their debut date.
Due to their high visuals and skills, they are sometimes kept private to prevent them from being taken over by other agencies or as the agency's hidden secrets.
Korean boy group "BTS" V debuted in 2013. He attended the Big Hit Entertainment (currently
BIGHIT MUSIC) when I went to see the public audition with a friend, the judge invited me to the audition, and when I participated later, I was the only one in the audition
He became a successful candidate. The faces and names of the other six members were made public until their debut in 2013, but he was the only one whose existence was not known as a private trainee until his debut. his handsome face
If you listen to the low-pitched voice, you'll understand why. Korean boy group “RIIZE” Won Bin Speaking of the 5th generation idol groups that debuted this year, “RIIZE” is indispensable.
I can't. Among them, Won Bin became a Hot Topic due to its overwhelming visuals. He finally made his debut after being a trainee for 7 years, but he has not been a member of SM Entertainment for such a long time.
It's no surprise that To didn't announce his presence because of his visuals and dancing skills. Korean boy group "NCT DREAM" Ronjun
Longjun made his debut in 2016 at the young age of 16. The person who debuted in NCT at that time was SM
Many Rookies had a lot of exposure to the media, but he was the first to see his name and face as a private trainee in a teaser.
member that was published. He made his debut at a speed of about one year, which is quite short for a Korean trainee.