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Disc1
| 1 | radiance | 川田まみ | 4:21 |
| 2 | 地に還る～on the Earth～ | KOTOKO | 5:44 |
| 3 | radiance (original karaoke) | 川田まみ | 4:20 |
| 4 | 地に還る～on the Earth～(original karaoke) | KOTOKO | 5:44 |
| 5 | radiance (instrumental) | 川田まみ | 4:18 |
| 1 | radiance | 川田まみ | 4:21 |
| 2 | 地に還る～on the Earth～ | KOTOKO | 5:44 |
| 3 | radiance (original karaoke) | 川田まみ | 4:20 |
| 4 | 地に還る～on the Earth～(original karaoke) | KOTOKO | 5:44 |
| 5 | radiance (instrumental) | 川田まみ | 4:18 |