Liquid Courage (feat. Lee Min Hyuk)
I'll probably be fine (with Taekwoo)
Summer youth (with 109)
One early summer night (with Jaehee)
That's all I have to do (with Yoonhansol)
Do You Remember
Still Loving You
For my little one (with Sweden Laundry)
Autumnal Love
How much I love you (with Jeong Haeil)
Summer breeze (with Chamsom)
But I'm Trying to Tell You How Much I Love You (with Moonbit)
I don't care
If You Love Me (with Lim Sojeong)
Our little island
When I'm with You (with ZISU)
Don't Say Goodbye (with Jooyeahin)
To All (with Jeon So Hyun) [Guitar Version]
It's you (with JIIN)
Luna Waves
