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Disc1
| 1 | Rainbow | 内田雄馬 | 4:05 |
| 2 | Kiss Hug | 内田雄馬 | 4:15 |
| 3 | Merry Christmas | 内田雄馬 | 4:52 |
| 4 | Rainbow off vocal ver. | 内田雄馬 | 4:06 |
| 5 | Kiss Hug off vocal ver. | 内田雄馬 | 4:15 |
| 6 | Merry Christmas off vocal ver. | 内田雄馬 | 4:52 |
| 1 | Rainbow | 内田雄馬 | 4:05 |
| 2 | Kiss Hug | 内田雄馬 | 4:15 |
| 3 | Merry Christmas | 内田雄馬 | 4:52 |
| 4 | Rainbow off vocal ver. | 内田雄馬 | 4:06 |
| 5 | Kiss Hug off vocal ver. | 内田雄馬 | 4:15 |
| 6 | Merry Christmas off vocal ver. | 内田雄馬 | 4:52 |