They debuted in August 2016 with the aim of "giving dreams and hopes to teenagers and healing to people." They debuted with an average age of 15-16 years and attracted attention as the youngest boy group in K-pop at the time.
Their first full album in South Korea, released in May 2021, achieved double-million sales, while their repackaged album surpassed the million mark. They also proved their popularity by achieving triple-million sales.
In Japan, they debuted with the single Best Friend Ever on 8 February 2023, after selling out their arena tour and additional Kyocera Dome concert even before their debut.
In July 2023, their third album ISTJ reached No. 1 on the major music charts in various countries in South Korea, and their second world tour, THE DREAM SHOW 2, held 41 shows in 26 cities, making them a worldwide success.
In 2024, they will release their new album "DREAM( )SCAPE" on 25 March and start in earnest, and in May they will launch their third world tour "THE DREAM SHOW3", starting in Seoul and crossing North and South America, Europe and Asia. In Japan, a three-city, five-show dome tour is scheduled.
And on 5 June, they are scheduled to release their second single "Moonlight" in Japan.