Aliases

Name	Aliases
Ophilia	Ophelia
Optimus Prime	Convoy
Orange	Mikan
Oratio Gojass	Horatio Kojass
Ordinary Person	Swindler
Orha	OLHA
Orie Kano	Worie Kanou
Orie Takarada	Rikka Mama, 六花ママ
Origa Carmelia	Olga Calmeria
Orihime Mitsuishi	Hime
Orina	Saara
Orm	魔神王オルム
Ornamental Kale	Habotan
Orphans II Von Palletia	Orphanse
Orphen	Krylancelo Finrandi
Orpheus	Knight of Affection and Loneliness
Ortega	Orutega
Ortegaia	Kinoko
Ortlinde (Assassin)	Geirskögul, ゲイルスケグル
Oruka	Orca
Orun Dula	Orhun
Oruo Bozad	Auruo, Oruo, Oluo
Orville	Morley
Oryo	O-Ryo
Osamu Dazai	Sensei (センセー)
Osamu Furukawa	Bulldog
Oscar	God of food
Oscar Lyeth Increatos Loz Farsas	Oscar
Ostimus Surprise	Masculimus Prime
Oswald Parnacorta	Osvalt

Kawaii or NOT?!