| Number | Poster | Title | Total Episode | Status | Type | Detail |
|---|---|---|---|---|---|---|
| 7150 | |
Otona no Bouguya-san 2nd Season | 12 | Ongoing | Winter 2021 Anime | |
| 7151 | |
Otonari ni Ginga | 12 | Ongoing | Spring 2023 Anime | |
| 7152 | |
Otonari no Tenshi-sama ni Itsunomanika Dame Ningen ni Sareteita Ken | 12 | Ongoing | Winter 2023 Anime | |
| 7153 | |
Ou Dorobou Jing in Seventh Heaven | 3 | Completed | OVA | |
| 7154 | |
Ougon Bat | 4 | Completed | TV Series | |
| 7155 | |
Ougon Senshi Gold Lightan | 52 | Completed | TV Series | |
| 7156 | |
Ouran High School Host Club | 26 | Completed | TV Series | |
| 7157 | |
Ousama Game The Animation | 12 | Completed | Fall 2017 Anime | |
| 7158 | |
Ousama Game The Animation (Dub) | 12 | Completed | Fall 2017 Anime | |
| 7159 | |
Ousama Ranking | 23 | Ongoing | Fall 2021 Anime | |
| 7160 | |
Ousama Ranking: Yuuki no Takarabako | 10 | Ongoing | Spring 2023 Anime | |
| 7161 | |
Oushitsu Kyoushi Haine | 12 | Completed | Spring 2017 Anime | |
| 7162 | |
Oushitsu Kyoushi Haine (Dub) | 12 | Completed | Spring 2017 Anime | |
| 7163 | |
Oushitsu Kyoushi Heine Movie | 1 | Completed | Movies | |
| 7164 | |
Outbreak Company | 12 | Completed | TV Series | |
| 7165 | |
Outlanders | 1 | Completed | Movies | |
| 7166 | |
Outlaw Star | 26 | Completed | TV Series | |
| 7167 | |
Oval x Over | 1 | Completed | OVA | |
| 7168 | |
Over Drive | 26 | Completed | TV Series | |
| 7169 | |
Overlord | 13 | Completed | Summer 2015 Anime | |
| 7170 | |
Overlord Combat Maid Chibi Comedy Spinoff | 8 | Completed | Episodes | |
| 7171 | |
Overlord II | 13 | Completed | Winter 2018 Anime | |
| 7172 | |
Overlord II (Dub) | 13 | Completed | Winter 2018 Anime | |
| 7173 | |
Overlord III | 13 | Completed | Summer 2018 Anime | |
| 7174 | |
Overlord III (Dub) | 13 | Completed | Summer 2018 Anime |