- Have a Nice Day
- 나홀로 집에 (Home Alone)
- 나홀로 집에 (Home Alone) [2014 Version]
- 어떨까 넌 (How About You)
- 어떨까 넌 (How About You) [Instrumental]
- How Can I Do
- 어떻게 생각해 (How Do You Think)
- icanttellUeverything
- 잘 다녀와요 (I'll Be There for You)
- 잘 다녀와요 (I’ll Be There for You) [RMX Version]
- 긴 꿈에서 (In a Long Dream) prod. by 김제휘 (Kim Je Hwi)
- 긴 꿈에서 (In a Long Dream) [Instrumental] prod. by 김제휘 (Kim Je Hwi)
- 이 내 맘 (In My Heart)
- 이 내 맘 (In My Heart) [Instrumental]
- I Still
- I Still (Instrumental)
- I Still (Piano Version)
- I Still (Piano Version) [Instrumental]
- 알고 싶어 (I wanna know) prod. by Sugarbowl