HAPPINESS / Kana Yazumi
| Composed by | Joe Rinoie |
| Published by | MUV RINOIE |
| Catalog number | MUVR-1 |
| Release type | Game Soundtrack - Official Release |
| Format | 1 CD - 4 tracks |
| Release date | November 04, 2009 |
| Duration | 00:17:50 |
| Genres |
(1st version) Opening theme of the game.
Lyrics: Kana Yazumi (01, 02)
Composition: Joe Rinoie (01~04)
Vocals: Kana Yazumi (01, 02)
| 1 | HAPPINESS | 04:23 |  |
| 2 | Sweet Chicken Boy | 04:33 | |
| 3 | HAPPINESS -instrumental- | 04:23 | |
| 4 | Sweet Chicken Boy -instrumental- | 04:31 | |
