You and I (with Regina Park)

Woorunggakshi

Did I Do

The First Snow

Something Precious

Miss

try not to cry

Like Spring Wind

Brother (Kang Tae, Sang Tae's Theme)

Say to Myself

The Other Day

Enough

마주치지 말자 Let's Not...

Always be with you (From "Love Scout" : Original Soundtrack)

My Love

Zoo

i don't know (with HUH YUNJIN of LE SSERAFIM)