2015–present: Debut, APRIL's special unit
On January 30, 2018 DSP Media announced the release of a single album on February 7. Afterwards it was revealed that the album was a special unit album consisting of members Jinsol and Naeun, and that the song will be titled "My Story".
She graduated from the School of Performing Arts Seoul on February 13, 2020.
- "Idol Vocal League - Girl Spirit Episode 05" (with Sojung (LADIES' CODE) and Kim Bo Hyung (SPICA)) (2016)
- "Should We Kiss First? OST Part.2" (2018)
- "Evergreen OST Part.2" (with Chaewon) (2018)
- "Switch: Change the World OST Part 5" (with Naeun) (2018)
- "Let Me Introduce Her OST Part.3" (2018)