Mingi (민기) was born on August 9, 1999 in Incheon, South Korea. He attended Baekseok High School and graduated from Suju High School. He later joined KQ Entertainment as a trainee to become an idol. In October 2017, he took part in a casting for MIXNINE.
Yeosang (여상) was born on June 15, 19999 in Pohang-si, South Korea. He attended the IB Music Academy and was then signed as a trainee by BigHit Music (then known as “BigHit Entertainment”) in 2014. He left BigHit in 2017.
Yunho (윤호) was born on March 23, 1999 in Gwangju, South Korea and attended Gwangju Ilshin Middle School. He graduated from the School of Performing Arts Seoul (SOPA). Then he joined KQ Entertainment as a trainee to become an idol.
San (산) was born on July 10, 1999 in Namhae, South Korea. He attended Namhae Middle School and graduated from Korean Arts High School. He later joined KQ Entertainment as a trainee to become an idol. In October 2017, San took part in a casting.
Song Kang (Korean: 송강), born April 23, 1994, is a South Korean actor. He was born and raised in Paldal-gu, Suwon, Gyeonggi-do, South Korea with his parents and younger brother. Song Kang was surrounded by art from an early age.
Seonghwa (성화) was born on April 3, 1998 in Jinju, South Korea and attended Myungshin High School. Later, he joined KQ Entertainment as a trainee to become an idol. In October 2017, Seonghwa took part in a casting for the show MIXNINE.
Hongjoong joined KQ Entertainment in 2015. He was the first trainee in KQ Entertainment and trained alone for six months. In October 2017, a few of KQ Entertainment's trainees took part in a casting for the show MIXNINE (a survival reality show).
Cha Eun-woo (Korean: 차은우), born March 30, 1997, is a South Korean actor, singer and model. He is also known by his real name, Lee Dong-min (이동민). Cha Eun-Woo was born in Gunpo, South Korea and grew up in a musical family.
I.N was born on February 8, 2001 in Busan, South Korea. He realized his love for music at an early age and took part in several competitions in middle school. He was particularly fond of the Trot music genre. He was accepted at JYPE's second casting.
