Oneechan ga Kita: Hajimete no… Kitaa!
Otoboku: Maidens are Falling for Me! Special
Ore no Imouto ga Konnani Kawaii Wake ga Nai. Specials
Operation Han-Gyaku-Sei Million Arthur 2nd Season
Ozmafia!!
Overlord III
Our Last Crusade or the Rise of a New World Season 2
Otaku Elf
Osomatsu-san Movie
Onsen Yousei Hakone-chan
OniAi Specials
ORESUKI Are you the only one who loves me? - Our Playball / Our End Run / Our Game