Happy Girl
20120208
No reviews available.
Disc1
| 1 | Happy Girl | Eri Kitamura | 4:00 |
| 2 | Kokoro no Rhythm | Eri Kitamura | 4:07 |
| 3 | Happy Girl (off vocal version) | Eri Kitamura | 4:00 |
| 4 | Kokoro no Rhythm (off vocal version) | Eri Kitamura | 4:05 |
20120208
| 1 | Happy Girl | Eri Kitamura | 4:00 |
| 2 | Kokoro no Rhythm | Eri Kitamura | 4:07 |
| 3 | Happy Girl (off vocal version) | Eri Kitamura | 4:00 |
| 4 | Kokoro no Rhythm (off vocal version) | Eri Kitamura | 4:05 |