Title Developer Genre
Ore no Shikabane wo Koete Yuke Alfa System, MARS Dungeon Crawler, Simulation
Ore no Shikabane wo Koete Yuke (PSP) Alfa System, MARS Dungeon Crawler, Simulation
Oreshika: Tainted Bloodlines Alfa System Traditional RPG
Orphen: Scion of Sorcery Shade Action RPG
Orwell Osmotic Studios Graphic Adventure, Simulation
Osouji Sentai Clean Keeper Lupinus Graphic Adventure, Dating Simulation
Osteoblasts Moonana Dungeon Crawler
Othercide Lightbulb Crew Strategy RPG
Otherland Drago Entertainment, dtp Entertainment MMORPG
Our World is Ended RED Entertainment Visual Novel
Outriders People Can Fly First-Person Shooter, Action RPG
Outward Nine Dots Action RPG
Over the Alps Stave Studios Visual Novel, Graphic Adventure
Overboard! inkle Studios Graphic Adventure
Overfall Pera Games Strategy RPG, Roguelike
OVERKILL Neople Side-Scrolling Action RPG
Overland Finji Strategy RPG, Survival, Roguelike
Oxenfree Night School Studio Adventure
Oxenfree II: Lost Signals Night School Studio Adventure
OZMAFIA!! Poni-Pachet Visual Novel, Otome
PAL: Shinken Densetsu Fill-In Cafe Traditional RPG
Paladin’s Quest Copya System Traditional RPG
Palais de Reine Kogado Studio Visual Novel, Strategy RPG,
Palia Singularity 6 MMORPG
Pamir Saga: Part I – The Cursed Legacy