Yunji

In January 2024, Yunji was introduced as the second female trainee to join ChoCo Entertainment's trainee group ChoCo1&2. On March 10, 2025, Yunji was announced as a participant MBN's reality survival show Under 15. On March 28, it was reported that the broadcast originally scheduled to premiere on March 31 has been cancelled.

According to Crea Contents Studio, this decision was made in order to protect the contestants. Furthermore, they will reorganize the program so they can produce the show in a manner that will not be damaging to the contestants' sincerity and the show's essence. MBN also stated that regardless of this broadcast cancellation, the network will continue a cooperative relationship with Crea Contents Studio.