- Onara Gorou
- One Piece: Episode of East Blue
- Oushitsu Kyoushi Haine
- Orange: Mirai
- One Room Special
- Onihei
- One Room
- Oshiete! Galko-chan OVA
- One Piece Film: Gold
- One Piece Film: Gold Episode 0 - 711 ver.
- Occultic;Nine
- Okusama ga Seitokaichou!+!
- Osomatsu-san: Ouma de Kobanashi
- Overlord: Ple Ple Pleiades (OVA)
- Orange
- Ozmafia!!
- Omoi no Kakera
- Owari no Seraph: Kyuuketsuki Shahar
- Osomatsu-san Special
- One Piece: Heart of Gold
- Onigiri
- Ojisan to Marshmallow
- Owari no Seraph: Nagoya Kessen-hen - Owaranai Seraph - Nagoya Kessen-hen
- Osomatsu-san
- Ooya-san wa Shishunki!
- Oshiete! Galko-chan
- Okusama ga Seitokaichou! OVA
- Osomatsu-san Year-End Special
- Onsen Yousei Hakone-chan
- Owari no Seraph: Nagoya Kessen-hen
- Ore ga Ojousama Gakkou ni "Shomin Sample" Toshite Gets♥Sareta Ken
- One Piece: Adventure of Nebulandia
- One Punch Man
- One Punch Man: Road to Hero
- Owari no Seraph: Owaranai Seraph
- Ookami Shoujo to Kuro Ouji OVA
- Overlord
- Ore Monogatari!!
- Overlord Combat Maid Chibi Comedy Spinoff
- Onii-chan Dakedo Ai Sae Areba Kankeinai yo ne! Specials
- Okusama ga Seitokaichou!
- One Piece: Episode of Sabo - 3 Kyoudai no Kizuna Kiseki no Saikai to Uketsugareru Ishi
- Owari no Seraph
- Ongaku Shoujo
- Oreca Battle
- Omoide no Marnie
- Orenchi no Furo Jijou
- Ore, Twintails ni Narimasu.
- Ookami Shoujo to Kuro Ouji
- One Piece 3D2Y
- Ookiku Furikabutte
- Otome wa Boku ni Koishiteru
- Ore no Nounai Sentakushi ga, Gakuen Love Comedy wo Zenryoku de Jama Shiteiru OVA
- Osamu Tezuka`s Buddha Movie 1
- One Piece: Episode of Merry - Mou Hitori no Nakama no Monogatari
- One Piece Movie 9: Bloom in the Winter, Miracle Sakura
- One Piece: Nami OVA
- One Piece Luffy – Hand Island no Bouken
- Onee-chan ga Kita
- One Outs
- One Piece Film Z
- Oseam
- OniAi Specials
- Otome Youkai Zakuro
- Ocean Waves
- Onmyou Taisenki
- One Piece Movie 3: Chopper Kingdom of Strange Animal Island
- Oda Nobuna No Yabou
- Ouran High School Host Club
- Oyayubi Hime Monogatari Movie
- Onegai Teacher
- Ozuma
- One Piece Movie 1: The Great Gold Pirate
- Outbreak Company
- Oniichan no Koto nanka Zenzen Suki ja Nai n da kara ne!!
- Ookiku Furikabutte Season 2
- OreShura
- Oban Star-Racers
- Over Drive
- One Piece Movie 6: Baron Omatsuri and the Secret Island
- One Piece Movie 8: The Desert Princess and the Pirates
- Oretachi ni Tsubasa wa Nai
- One Piece 3D: Mugiwara Chase
- Ore wa Subete wo "Parry" suru: Gyaku Kanchigai no Sekai Saikyou wa Boukensha ni Naritai (Dub)
- Ookami to Koushinryou: Merchant Meets the Wise Wolf (Dub)
- Ojousama Sousamou
- One Piece: Yuruganu Seigi! Kaigun no Hokoritakaki Log!
- Ore ga Suki nano wa Imouto dakedo Imouto ja Nai (Uncensored)
