| Title | Artist | Time | |||
|---|---|---|---|---|---|
| 1 | Masquerade Hotel: Main Title | Naoki Sato | 3:58 | ||
| 2 | Yoko Katagiri | Naoki Sato | 5:02 | ||
| 3 | Serial Murder Case | Naoki Sato | 2:44 | ||
| 4 | Notice | Naoki Sato | 2:18 | ||
| 5 | Room 508 | Naoki Sato | 3:33 | ||
| 6 | Check Out | Naoki Sato | 2:17 | ||
| 7 | First-Class Hotel Man | Naoki Sato | 3:50 | ||
| 8 | Accomplice | Naoki Sato | 2:41 | ||
| 9 | Alibi | Naoki Sato | 2:48 | ||
| 10 | New Facts | Naoki Sato | 2:40 | ||
| 11 | X4 | Naoki Sato | 4:55 | ||
| 12 | Five Rooms | Naoki Sato | 3:28 | ||
| 13 | Perfect Plan | Naoki Sato | 3:10 | ||
| 14 | Masquerade Hotel: End Title | Naoki Sato | 3:57 |
