Junsoo is a South Korean trainee under Think About Entertainment. He is a member of the pre-debut boy group DREAMER. He is also known for being a contestant on CAP-TEEN.
On April 21, 2020, Junsoo was revealed as the fifth member of Think About Entertainment’s upcoming boy group DREAMER. Their debut is expected sometime around 2021.
On September 21, 2020, Junsoo was announced as an upcoming contestant in the 2020 teen reality competition show CAP-TEEN. He was did not pass the first performance evaluation and thus was eliminated.