| Name | Total | ... |
|---|---|---|
| Ommed | 0 | GO |
| Omocha Kaden | 5 | GO |
| Omochi | 3 | GO |
| Omochi Bazooka | 1 | GO |
| Omodume | 6 | GO |
| Omoiukabi | 1 | GO |
| Omoshiro Usagi | 1 | GO |
| OMS | 1 | GO |
| On Your Mark | 1 | GO |
| Onagoya | 18 | GO |
| Onakin Data Land | 0 | GO |
| Once Only | 10 | GO |
| Ondo | 14 | GO |
| One Night Stand | 6 | GO |
| One Shot | 1 | GO |
| One Way | 1 | GO |
| Oneekyou | 13 | GO |
| ONEGROSS | 3 | GO |
| OneLookers | 1 | GO |
| Onemu Hormone | 1 | GO |
| ONEONE1 | 13 | GO |
| ONE-SEVEN | 4 | GO |
| Ongire | 2 | GO |
| Oni 69Dan | 4 | GO |
| Onichikusyou | 1 | GO |
| ONIGRIS | 1 | GO |
| Oninoe | 1 | GO |
| Onkin Yuugi | 1 | GO |
| Onna Kishi no Shiro | 1 | GO |
| Onnanoko Payapaya | 1 | GO |
| Onsoku Ebifly | 10 | GO |
| Onsoku Ubaguruma | 4 | GO |
| Ooarai Nourakudou | 3 | GO |
| Oogon Purin | 1 | GO |
| Oohashiya | 1 | GO |
| Oojinushi | 3 | GO |