Overlord: The Undead King
Orient: Awajishima Gekitou-hen
Onipan!
Oretachi ni Tsubasa wa Nai: Hadairo Ritsu Kyuuwari Zou!?
Overlord: Ple Ple Pleiades
Orient
Our Last Crusade or the Rise of a New World Season 2
Onigiri
Overlord III
ORESUKI Are you the only one who loves me? - Our Playball / Our End Run / Our Game
Ouran High School Host Club
Operation Han-Gyaku-Sei Million Arthur