| # | Track | Duration |
|---|---|---|
| 1. | "Gentleman" | 03:51 |
| 2. | "Mr. Right Guy" | 03:21 |
| 3. | "ABOAB" | 04:46 |
| 4. | "Kimi no Seide" (君のせいで; lit. Because of You) | 04:16 |
| 5. | "Do Me Right" | 04:43 |
| 6. | "Become Undone" | 03:17 |
| 7. | "Get the Treasure" | 04:43 |
| 8. | "1 of 1" (Japanese version) | 03:26 |
| 9. | "Nothing to Lose" | 03:03 |
| 10. | "Melody" | 04:14 |
| 11. | "Winter Wonderland" | 04:08 |
| 12. | "Diamond Sky" | 04:12 |
- pop12
- pop rock12
- teen pop12