김준서 작사·작곡
김준서 is credited (lyricist & composer) on 2 songs here; 2 have karaoke numbers. Credits come from TJ Media chart listings, so only karaoke-charting songs appear.
| Song · Artist | Numbers (tap to copy) | Year |
|---|---|---|
| SonnetDoyoung · lyricist·composer | 2025 | |
| LoversHong Isaac · composer | 2025 |