Action

Ouritsu Mahou Gakuen no Saikasei: Slum Agari no Saikyou Mahoushi, Kizoku darake no Gakuen de Musou suru

Out

Overgeared

Overlord New World

Overlord of Insects

Overpowered Sword

Owari no Seraph

Part-Time Grim Reaper

Party Kara Tsuihou Sareta Sono Chiyushi, Jitsuha Saikyou Nitsuki

Past Life Regressor