- Orange Caramel
- Shanghai Romance
- Shanghai Romance (샹하이 로맨스(上海之戀))
- Nuneul Gama (눈을 감아; Close Your Eyes) (Nana)
- The Day You Went Away (第一次爱的人)
"Shanghai Romance" is After School's sub-unit Orange Caramel's second single. The song was written by Cho Young Soo along with Super Junior member Heechul. The Japanese version of the song was included on After School first Japanese album, PLAYGIRLZ. The third track was previously released on their Taiwan release of their first mini album The First Mini Album. NU'EST members Minhyun and Ren appeared in the MV.