Shounen

Omniscient

On My Way to Kill God

On My Way To See My Mom

On the Way to Meet Mom

One Foot on the Accelerator to Create the End of the World

One Step Divine Fist

One-In-Seven-Billion Irregular

Online Game: I Can Evolve Everything

Only I Know About “Leveling Up” in this World

Ooparts

Ore no Choukyou Skill ga Nanka Hen

Ore wa Akutou de wa Arimasen

Other World Warrior

Otr of the Flame

Outrageous! I Opened a Training Class for Empresses

Overbearing Tyrant

Overgeared

Overlord of Insects

Overpowered Healer

Overpowered Sword

Pale Throne

Parasite Mage: The MMO Chronicles

Part-Time Grim Reaper

Past Lives of the Thunder God

Path of the Shaman

Peerless Battle Spirit

Peerless Medicinal Sage

Perfect Suit