Orange

Orange: Mirai

Orchid Emblem
- Rei Lan: Orchid Emblem

Ore dake Haireru Kakushi Dungeon
- The Hidden Dungeon Only I Can Enter
- Special training in the Secret Dungeon

Ore dake Level Up na Ken
- Solo Leveling
- I Level Up Alone

Ore dake Level Up na Ken Season 2 Arise from the Shadow

Ore dake Level Up na Ken Season 2: Arise from the Shadow
- Solo Leveling Season 2: Arise from the Shadow

Ore ga Ojou-sama Gakkou ni "Shomin Sample" Toshite Gets-sareta Ken
- I Was Abducted by an Elite All-Girls School as a Sample Commoner
- Shomin Sample

Ore ga Ojousama Gakkou ni "Shomin Sample" Toshite Gets-Sareta Ken
- Shomin Sample

Ore ga Suki na no wa Imouto Dakedo Imouto ja Nai
- My Sister, My Writer
- imoimo

Ore ga Suki na no wa Imouto Dakedo Imouto ja Nai OVA
- My Sister, My Writer OVA
- imoimo OVA

Ore Monogatari!!
- My Love Story!!

Ore no Imouto ga Konna ni Kawaii Wake ga Nai
- My Little Sister Can`t Be This Cute

Ore no Imouto ga Konna ni Kawaii Wake ga Nai (True Ending)
- My Little Sister Can`t Be This Cute (True Ending)

Ore no Imouto ga Konnani Kawaii Wake ga Nai 2
- My Little Sister Can`t Be This Cute 2

Ore no Kanojo to Osananajimi ga Shuraba Sugiru
- Oreshura

Ore no Nounai Sentakushi ga, Gakuen Love Comedy wo Zenryoku de Jama Shiteiru
- My Mental Multiple-Choice Power Is Completely Ruining My School Romantic Comedy
- NouCome

Ore no Nounai Sentakushi ga, Gakuen Love Comedy wo Zenryoku de Jama Shiteiru OVA
- My Mental Multiple-Choice Power Is Completely Ruining My School Romantic Comedy OVA
- NouCome OVA

Ore no Yubi de Midarero
- OreYubi

Ore wa Kanojo o Shinjiteru!

Ore wo Suki nano wa Omae dake ka yo
- Oresuki: Are You the Only One Who Loves Me?
- ORESUKI

Ore wo Suki nano wa Omae dake ka yo Kanketsu-hen
- Oresuki: Are You the Only One Who Loves Me? - Our Playball / Our End Run / Our Game
- Ore wo Suki nano wa Omae dake ka yo: Oretachi no Game Set

Ore wo Suki nano wa Omae dake ka yo: Oretachi no Game Set
- Oresuki: Are You the Only One Who Loves Me? - Our Playball / Our End Run / Our Game
- Ore wo Suki nano wa Omae dake ka yo Kanketsu-hen

Ore, Tsushima
- I, Tsushima

Ore, Twintails ni Narimasu
- Gonna Be the Twin-Tail!!

Ore-sama Kingdom

Ore-tachi ni Tsubasa wa Nai
- We Don`t Have Wings

Ore-tachi ni Tsubasa wa Nai OVA
- We Don`t Have Wings OVA

Oreca Battle

Orefuro
- Orenchi no Furo Jijo
- Orenchi no Furo Jijou

Oregairu 2 OVA
- My Teen Romantic Comedy SNAFU TOO! OVA
- Yahari Ore no Seishun Love Comedy wa Machigatteiru. Zoku OVA

Oregairu 3
- My Teen Romantic Comedy SNAFU Climax
- Yahari Ore no Seishun Love Comedy wa Machigatteiru. Kan

Orenchi no Furo Jijo
- Orenchi no Furo Jijou
- Orefuro

Orenchi no Furo Jijou
- Orenchi no Furo Jijo
- Orefuro

Oreshura
- Ore no Kanojo to Osananajimi ga Shuraba Sugiru

ORESUKI
- Oresuki: Are You the Only One Who Loves Me?
- Ore wo Suki nano wa Omae dake ka yo

Oresuki: Are You the Only One Who Loves Me?
- Ore wo Suki nano wa Omae dake ka yo
- ORESUKI

Oresuki: Are You the Only One Who Loves Me? - Our Playball / Our End Run / Our Game
- Ore wo Suki nano wa Omae dake ka yo: Oretachi no Game Set
- Ore wo Suki nano wa Omae dake ka yo Kanketsu-hen

OreYubi
- Ore no Yubi de Midarero

Origin
- Solty Rei

Oroka na Tenshi wa Akuma to Odoru
- The Foolish Angel Dances with the Devil

Orphen
- Majutsushi Orphen
- Sorcerous Stabber Orphen

Orphen 2 Revenge
- Majutsushi Orphen Revenge

Oruchuban Ebichu
- Ebichu the Housekeeping Hamster
- Ebichu Minds the House

Oruorane the Cat Player
- Neko Hiki no Oruorane