breakthrough/Let's Say I Do / 川畑要
SingleTracklist 21:41
| 1 | Breakthrough | 4:47 | |
| 2 | Let's Say I Do | 3:44 | |
| 3 | 白い恋人達 | 4:43 | |
| 4 | Breakthrough (original instrumental) | 4:47 | |
| 5 | Let's Say I Do (original instrumental) | 3:40 |
| 1 | Breakthrough | 4:47 | |
| 2 | Let's Say I Do | 3:44 | |
| 3 | 白い恋人達 | 4:43 | |
| 4 | Breakthrough (original instrumental) | 4:47 | |
| 5 | Let's Say I Do (original instrumental) | 3:40 |