So Jung-hwan

Treasure is a South Korean boy band formed by YG Entertainment in 2019. The group consists of ten members: Choi Hyun-suk, Jihoon, Yoshi, Junkyu, Yoon Jae-hyuk, Asahi, Doyoung, Haruto, Park Jeong-woo, and So Jung-hwan. Originally composed of 12 members, Mashiho and Bang Ye-dam departed from the group in November of 2022. debuted in 2020 with the single album The First Step: Chapter One, beginning a four-part The First Step series that also includes Chapter Two, Chapter Three, and the full-length compilation The First Step: Treasure Effect (2021). The series collectively sold over one million copies within just five months, marking one of the fastest-selling debut projects in K-pop.