| Title | Costumes | Photos | Major Characters |
|---|---|---|---|
| OC | 34 | 81 | |
| Ocarina of Time | 9 | 39 | |
| Ocb | 5 | 39 | |
| OCB Saga | 4 | 10 | |
| Occult Academy | 5 | 39 | |
| Odin Sphere | 300 | 2170 |
Gwendolyn (89) Velvet (49) Mercedes (28) |
| OFF | 37 | 131 |
Zacharie (12) The Batter (5) |
| OFF (game) | 6 | 8 | |
| Oh My Goddess! | 381 | 1356 |
Belldandy (92) Urd (35) Skuld (20) |
| OHSHC | 5 | 61 | |
| Ojamajo Doremi | 47 | 166 |
Aiko Senoo (4) Doremi (3) Doremi Harukaze (3) |
| Okage: Shadow King | 44 | 114 |
Ari (6) Linda (5) Epros (5) |
| Okami | 72 | 501 |
Amaterasu (25) Issun (3) |
| Okami-san and Her Seven Companions | 4 | 1 | |
| Okamiden | 8 | 16 |
Chibiterasu (4) |
| Okane ga nai | 20 | 67 |
Ayase Yukiya (4) |
| Olympus no Pollon | 6 | 16 | |
| Omishi Magical Theater: Risky Safety | 4 | 3 | |
| Once Upon a Mattress | 8 | 29 | |
| Once Upon a Time | 129 | 509 |
Belle (21) Emma Swan (11) Snow White (5) |
