| 曲名 ▼ | 難易度 | Lv | MAX |
|---|---|---|---|
| Our Love | MXM | 18 | 6814 |
| Our Faith (takdrive remix) | EXH | 16 | 5673 |
| Our Faith (Faithful MTL Remix) | EXH | 17 | 6789 |
| Oriental Blossom | EXH | 16 | 4629 |
| Oriens | EXH | 14 | 3958 |
| Oriens | MXM | 17 | 6170 |
| Ops:Code-Rapture- | EXH | 18 | 6660 |
| Opium and Purple haze | EXH | 17 | 5108 |
| Opium and Purple haze | GRV | 18 | 5440 |
| Onigo | EXH | 16 | 5227 |
| Onigo | HVN | 18 | 5862 |
| One More Lovely | EXH | 17 | 5680 |
| One More Lovely | MXM | 19 | 8135 |
| One In A Billion（Hedonist Remix） | EXH | 14 | 3856 |
| One In A Billion（Hedonist Remix） | MXM | 17 | 6115 |
| One & Only | EXH | 16 | 4671 |
| On take SUN | EXH | 16 | 5157 |
| On take SUN | MXM | 18 | 7155 |
| Ok!! Hug Me | EXH | 16 | 5582 |
| Ok!! Hug Me | GRV | 18 | 6676 |
| OZONE | EXH | 15 | 4961 |
| OZONE | GRV | 18 | 7573 |
| OVEЯ+TUЯE | EXH | 17 | 6281 |
| OVEЯ+TUЯE | MXM | 19 | 7628 |
| OVERDRIVERS | EXH | 14 | 4390 |