Oniichan no Koto nanka Zenzen Suki ja Nai n da kara ne!! Special
Otoboku: Maidens are Falling for Me! Special
Outbreak Company
ORESUKI Are you the only one who loves me?
Otaku no Video
Orange
Oretachi ni Tsubasa wa Nai: Hadairo Ritsu Kyuuwari Zou!?
Onsen Yousei Hakone-chan
Otome wa Boku ni Koishiteru: Futari no Elder The Animation
Ore no Imouto ga Konnani Kawaii Wake ga Nai.
Owarimonogatari 2nd Season Recaps
Otaku Elf