Omamori Himari
Obey Me! Season 2
One Piece: Episode of Merry - Mou Hitori no Nakama no Monogatari
One Piece: Adventure of Nebulandia
One Piece 3D2Y: Ace no shi wo Koete! Luffy Nakama Tono Chikai
Occult Academy
Oh! My Goddess
One Piece: Jango no Dance Carnival
One Piece: Nenmatsu Tokubetsu Kikaku! Mugiwara no Luffy Oyabun Torimonochou
One Piece: Episode of East Blue - Luffy to 4-nin no Nakama no Daibouken
Okitsura: Fell in Love with an Okinawan Girl, but I Just Wish I Know What She's Saying
Once Upon a Witch's Death