양승국 작사·작곡
양승국 is credited (lyricist & composer) on 3 songs here; 3 have karaoke numbers. Credits come from TJ Media chart listings, so only karaoke-charting songs appear.
| Song · Artist | Numbers (tap to copy) | Year |
|---|---|---|
| Gaseumi TteollyeoJungsu · lyricist·composer | — | |
| NamnamKoo Chang Mo · composer | — | |
| Taingwa TainTae Jin Ah · composer | — |