理由 (You)
XIUMIN/ 理由 (You)
Brand New
XIUMIN/ 首張迷你專輯『Brand New』
How We Do (Feat. MARK of NCT)
理由 (You) (Inst.)
Feedback
Serenity
蒲公英 (Love Letter)
Who?
XIUMIN/ Our Spring : Who?
Who? (Instrumental)