| Number | Poster | Title | Total Episode | Status | Type | Detail |
|---|---|---|---|---|---|---|
| 6925 | |
Okashi na Tensei | 12 | Ongoing | Summer 2023 Anime | |
| 6926 | |
Okinawa de Suki ni Natta Ko ga Hougen Sugite Tsurasugiru | 12 | Ongoing | TV Show | |
| 6927 | |
Okoshiyasu, Chitose-chan | 24 | Ongoing | Episodes | |
| 6928 | |
Okoshiyasu, Chitose-chan Recaps | 18.5 | Completed | Special | |
| 6929 | |
Okusama ga Seitokaichou! | 12 | Completed | Summer 2015 Anime | |
| 6930 | |
Okusama ga Seitokaichou! OVA | 1 | Completed | TV Series | |
| 6931 | |
Okusama ga Seitokaichou!+! | 12 | Completed | Fall 2016 Anime | |
| 6932 | |
Okusama ga Seitokaichou!+! | 12 | |||
| 6933 | |
Okusama wa Mahou Shoujo | 13 | Completed | TV Series | |
| 6934 | |
Olympia Kyklos | 24 | Ongoing | Spring 2020 Anime | |
| 6935 | |
Omae Umasou da na | 1 | Completed | Movie | |
| 6936 | |
Omae wa Mada Gunma wo Shiranai | 12 | Completed | Spring 2018 Anime | |
| 6937 | |
Omamori Himari | 12 | Completed | TV Series | |
| 6938 | |
Omiai Aite wa Oshiego, Tsuyokina, Mondaiji. | 12 | Completed | Fall 2017 Anime | |
| 6939 | |
Omishi Mahou Gekijou: Riskyâ Safety | 24 | Completed | TV Series | |
| 6940 | |
Omoi no Kakera | 1 | Completed | Episodes | |
| 6941 | |
Omoi, Omoware, Furi, Furare | 1 | Completed | Movie | |
| 6942 | |
Omoide no Marnie | 1 | Completed | Movies | |
| 6943 | |
On Your Mark | 1 | Completed | Music | |
| 6944 | |
Onaka Hime | 2 | Completed | ONA | |
| 6945 | |
Onara Gorou | 13 | Completed | Episodes | |
| 6946 | |
One Move to Explode the Cultivation Realm | 1 | ONA | ||
| 6947 | |
One Off OVA | 2 | Completed | Episodes | |
| 6948 | |
One Outs | 25 | Completed | TV Series | |
| 6949 | |
One Piece | 1122 | Ongoing | TV Series |