Shizuka Itou| # | Title | Duration | |
|---|---|---|---|
| 1 | Reason of Life | 4:09 | |
| 2 | Reason of Life -Hina ver.- Hina (CV: Rina Honnizumi) | 4:08 | |
| 3 | Reason of Life -Lynn ver.- | 4:08 | |
| 4 | Reason of Life -Nana ver.- Nana (CV: Shizuka Itou) | 4:08 |
Not playing—
| # | Title | Duration | |
|---|---|---|---|
| 1 | Reason of Life | 4:09 | |
| 2 | Reason of Life -Hina ver.- Hina (CV: Rina Honnizumi) | 4:08 | |
| 3 | Reason of Life -Lynn ver.- | 4:08 | |
| 4 | Reason of Life -Nana ver.- Nana (CV: Shizuka Itou) | 4:08 |