| Number | Poster | Title | Total Episode | Status | Type | Detail |
|---|---|---|---|---|---|---|
| 7000 | |
OniAi | 12 | Completed | TV Series | |
| 7001 | |
OniAi Specials | 6 | Completed | TV Series | |
| 7002 | |
Onigamiden | 1 | Completed | Movies | |
| 7003 | |
Onigiri | 13 | Completed | Spring 2016 Anime | |
| 7004 | |
Onigiri ni Naritai Cogimyun | 10 | Ongoing | Winter 2020 Anime | |
| 7005 | |
Onihei | 13 | Completed | Winter 2017 Anime | |
| 7006 | |
Onihei: Sono Otoko, Heizou Hasegawa | 1 | Completed | OVA | |
| 7007 | |
Onii-chan Dakedo Ai Sae Areba Kankeinai yo ne! Specials | 6 | Completed | Episodes | |
| 7008 | |
Onii-chan no Koto Nanka Zenzen Suki Janain Dakara ne!! | 13 | Completed | TV Series | |
| 7009 | |
Oniichan wa Oshimai! | 12 | Upcoming | TV Series | |
| 7010 | |
Oniichan wa Oshimai! (Uncensored) | 12 | Ongoing | Winter 2023 Anime | |
| 7011 | |
Oniisama e... | 39 | Completed | TV Series | |
| 7012 | |
Onikirimaru | 4 | Completed | OVA | |
| 7013 | |
Onimusha | 8 | Upcoming | ONA | |
| 7014 | |
Onipan! | 12 | Ongoing | Spring 2022 Anime | |
| 7015 | |
Only Yesterday | 1 | Completed | Movies | |
| 7016 | |
Onmyoji Rani | 7 | Ongoing | ONA | |
| 7017 | |
Onmyou Taisenki | 52 | Completed | TV Series | |
| 7018 | |
Onna Senshi Efe & Jira: Gude no Monshou | 1 | Completed | Movie | |
| 7019 | |
Onsen Yousei Hakone-chan | 13 | Completed | Fall 2015 Anime | |
| 7020 | |
Ontama! | 5 | Completed | ONA | |
| 7021 | |
Onyankopon | 12 | Completed | Fall 2017 Anime | |
| 7022 | |
Ooi! Tonbo | 13 | TV Series | ||
| 7023 | |
Ooi! Tonbo (Dub) | 13 | Ongoing | Spring 2024 Anime | |
| 7024 | |
Ooi! Tonbo 2nd Season | 13 | Ongoing | Fall 2024 Anime |