| Number | Poster | Title | Total Episode | Status | Type | Detail |
|---|---|---|---|---|---|---|
| 7000 | |
Okama Hakusho | 3 | Completed | OVA | |
| 7001 | |
Okane ga Nai | 4 | Completed | OVA | |
| 7002 | |
Okashi na Sabaku no Suna to Manu | 11 | Ongoing | Winter 2021 Anime | |
| 7003 | |
Okashi na Tensei | 12 | Ongoing | Summer 2023 Anime | |
| 7004 | |
Okinawa de Suki ni Natta Ko ga Hougen Sugite Tsurasugiru | 12 | Ongoing | TV Show | |
| 7005 | |
Okoshiyasu, Chitose-chan | 24 | Ongoing | Episodes | |
| 7006 | |
Okoshiyasu, Chitose-chan Recaps | 18.5 | Completed | Special | |
| 7007 | |
Okusama ga Seitokaichou! | 12 | Completed | Summer 2015 Anime | |
| 7008 | |
Okusama ga Seitokaichou! OVA | 1 | Completed | TV Series | |
| 7009 | |
Okusama ga Seitokaichou!+! | 12 | Completed | Fall 2016 Anime | |
| 7010 | |
Okusama ga Seitokaichou!+! | 12 | |||
| 7011 | |
Okusama wa Mahou Shoujo | 13 | Completed | TV Series | |
| 7012 | |
Olympia Kyklos | 24 | Ongoing | Spring 2020 Anime | |
| 7013 | |
Omae Umasou da na | 1 | Completed | Movie | |
| 7014 | |
Omae wa Mada Gunma wo Shiranai | 12 | Completed | Spring 2018 Anime | |
| 7015 | |
Omamori Himari | 12 | Completed | TV Series | |
| 7016 | |
Omiai Aite wa Oshiego, Tsuyokina, Mondaiji. | 12 | Completed | Fall 2017 Anime | |
| 7017 | |
Omishi Mahou Gekijou: Risky★Safety | 24 | Completed | TV Series | |
| 7018 | |
Omoi no Kakera | 1 | Completed | Episodes | |
| 7019 | |
Omoi, Omoware, Furi, Furare | 1 | Completed | Movie | |
| 7020 | |
Omoide no Marnie | 1 | Completed | Movies | |
| 7021 | |
On Your Mark | 1 | Completed | Music | |
| 7022 | |
Onaka Hime | 2 | Completed | ONA | |
| 7023 | |
Onara Gorou | 13 | Completed | Episodes | |
| 7024 | |
One Move to Explode the Cultivation Realm | 1 | ONA |