Orphen
Outburst Dreamer Boys
Onsen Yousei Hakone-chan
Oreshura
Otoboku: Maidens are Falling for Me!
Ore ga Suki nano wa Imouto dakedo Imouto ja Nai Specials
ORESUKI Are you the only one who loves me?
OniAi Specials
Ore no Imouto ga Konnani Kawaii Wake ga Nai. Specials
ORESUKI Are you the only one who loves me? - Our Playball / Our End Run / Our Game
Osomatsu-san Movie
Onigiri