KNK is a five-member South Korean Boy Band under YNB Entertainment, the company's first male idol group. KNK is an initialism which stands for K-pop kNocK. It means "to knock on the door of K-pop with their music." They held their debut showcase on February 29, 2016 and officially released their debut single album entitled Knock on March 3, 2016.
Members:
Lee Dong Won (이동원)
Park Seung-jun (박승준)
Jeong In-seong (정인성)
Kim Ji-hun (김지훈)
Oh Hee-jun (오희준)
Former Member(s):
Kim You-jin (김유진)
Left on September 10, 2018 due to health issues (panic disorder).