| Title | Rating | Synopsis |
|---|---|---|
| うた∽かた (Japanese) | Rent | See Uta Kata |
| うたわれるもの | Rent | See Utawarerumono |
| うたわれるもの OVA | Unevaluated | See Utawarerumono OVA |
| おおかみかくし | Watch | See Spirited Away by the Wolf |
| おおかみこどもの雨と雪 | Buy | See Ōkami Kodomo no Ame to Yuki |
| おおきく振りかぶって (Japanese) | Watch | See Ookiku Furikabutte |
| おおきく振りかぶって 2 (Japanese) | Unevaluated | See Ookiku Furikabutte Natsu no Taikai-hen |
| おお振り (Japanese abbreviation) | Watch | See Ookiku Furikabutte |
| おお振り 2 (Japanese abbreviation) | Unevaluated | See Ookiku Furikabutte Natsu no Taikai-hen |
| おくさまは女子高生 (Japanese) | Watch | See Okusama wa Joshi Kousei |
| おぢいさんのランプ | Rent | See Ojii-san no Lamp |
| おとなりに銀河 | Unevaluated | See Otonari ni Ginga |
| おにいさまへ… | Rent | See Oniisama E... |
| おねがい☆ティーチャー | Rent | See Onegai Teacher |
| おまもりひまり (Japanese) | Rent | See Omamori Himari |
Drama: (Genre) Titles that show a state, situation, or series of events involving interesting or intense conflict of forces or emotions. Dramas in this sense refers to stories that are neither comedies nor tragedies and do not (necessarily) involve gun-action or overt violence. For more information, see Wikipedia entry for ↗drama.
