Overlord III
Overlord: Ple Ple Pleiades 3
Oneechan ga Kita: Hajimete no… Kitaa!
ORESUKI Are you the only one who loves me? - Our Playball / Our End Run / Our Game
Oomuro-ke: Dear Friends
Ore no Imouto ga Konnani Kawaii Wake ga Nai
ORESUKI Are you the only one who loves me? - I Politely Move Things Forward
Otaku Elf
Overlord: The Dark Hero
Operation Han-Gyaku-Sei Million Arthur 2nd Season
Ouran High School Host Club
Orphen 2: Revenge