Unforgettable アンフォゲッタブル
Released March 28, 2007 Editions 1 Tracks 2
Regular edition · Regular
| 1 | Unforgettable | A-side |
| 2 | Sakurairo no Yakusoku | B-side |
| 3 | Unforgettable (Instrumental) |
| 1 | Unforgettable | A-side |
| 2 | Sakurairo no Yakusoku | B-side |
| 3 | Unforgettable (Instrumental) |