| Studio Albums | |
|---|---|
| EPs | |
| Korean Singles | |
| Japanese Singles | |
| Promotional Singles | "Secret World" · "I Am.. (Ing)" · "Mister" · "Umbrella" |
| Digital Singles | |
| Reality TV shows | Mnet. Self Camera · Zoo Club · Idol Show · MetaFriends · Kara Bakery · Nicole The Entertainer's Introduction to Veterinary Science (Nicole Goes To College) |