OOO EP
EPTracklist 8:14
| 1 | OOO (Extended Mix) Ryu☆ feat. moimoi | 2:38 | |
| 2 | dreamin' (Ryu☆Remix) Mayumi Morinaga | 3:26 | |
| 3 | OOO (Ryu☆Remix) Ryu☆ feat. moimoi | 2:10 | |
| 4 | OOO-Exclusive Non-Stop Mixxx |
| 1 | OOO (Extended Mix) Ryu☆ feat. moimoi | 2:38 | |
| 2 | dreamin' (Ryu☆Remix) Mayumi Morinaga | 3:26 | |
| 3 | OOO (Ryu☆Remix) Ryu☆ feat. moimoi | 2:10 | |
| 4 | OOO-Exclusive Non-Stop Mixxx |