| I Swear | Catch Me |
| Hug | Tri-Angle |
| Catch Me | Humanoids |
| Ten (10 Years) | TENSE |
| 그리고…(Holding Back The Tears) | VACATION Drama - OST |
| 풍선 | The 2nd Asia Tour Concert `O` Live Album |
| Catch Me -If you wanna- | DJ KAORI'S JMIX VI |
| Together | Avex Music Sampler January 2008 |
| 천년연가 (千年戀歌) | 태왕사신기 OST |
| "O"-正.反.合. | O -正.反.合. |
| 바보 (Unforgettable) | Rising Sun |
| MIROTIC(中文版) | 最新热歌慢摇115 |
| Share The World | ONE PIECE 15th Anniversary BEST ALBUM(初回限定盤) |
| 운명 (The Chance of Love) | New Chapter #1: The Chance of Love - The 8th Album |
| Beautiful Thing (Inst.) | VACATION Drama - OST |
| 왜 (Keep Your Head Down) | 왜 (Keep Your Head Down) |
| Tri-Angle | Tri-Angle |
| The Way U Are | The Way U Are |
| 11월...그리고 (November With Love) | 수리수리 (Spellbound) |
| 너의 남자 | 수리수리 (Spellbound) |
| Hi ya ya 여름날 (Rearranged) | The 4th World Tour `Catch Me` Live Album |
| Ballad Medley - 기억을 따라서 (Everlasting) (Korean Ver.) & I never let go & 약속했던 그때에 (Always there...) & 지금처럼 (Specially) | The 4th World Tour `Catch Me` Live Album |
| 비누처럼 | The 4th World Tour `Catch Me` Live Album |
| Through The Forest | 2004 Summer Vacation In SMTown.Com |
