TO1, formerly known as TOO, was a boy band from South Korea that debuted in 2020 through the survival show World Klass by Mnet. The group consisted of ten talented members: Chihoon, Donggeon, Chan, J.You, Minsu, Jaeyun, Jisu, Jerome, Kyungho, and Woonggi. TO1 was known for their impressive dance skills, powerful rap parts, and harmonious vocals.

Since their debut, TO1 captured the attention of K-pop fans with hits like “Magnolia” and “Count 1, 2.” The group was appreciated for their high-energy performances and their versatility across different musical styles.

After none of the members renewed their contracts with WAKEONE, the group disbanded on December 31, 2023.