Nintendo Switch

Ogu and the Secret Forest

Moonlab Studio · 2024

Oh! Edo Towns

Kairosoft · 2011

Oh...Sir! The Hollywood Roast

Vile Monarch · 2017

Oh...Sir!! The Insult Simulator

Vile Monarch · 2016

Oil Refinery: The Simulation

Daniel Wengenroth · 2025

Oita, Beppu Mystery Annai: Yuganda Tourou

Happymeal Inc. · 2022

Okayu Nyumu!

ENTERGRAM · 2025

Okayu Nyumu! R

ENTERGRAM · 2026

Okinawa Rush

Sokaikan · 2021

Okinawa Rush: Black Mantis Edition

Sokaikan · 2021

Okinawa Rush: Limited Edition

Sokaikan · 2021

Okuri Inu

Shannon · 2018

Old Man's Journey

Broken Rules · 2017

Old School Musical

La Moutarde · 2018

Old School RPG Bundle

Behold Studios · 2019

Old School Rally

Frozen Lake Games · 2025

Old Skies

Wadjet Eye Games · 2025

Olija

Skeleton Crew Studio · 2021

Oliver's Adventures in the Fairyland

Hoodoo Bear · 2019

OlliOlli World

Roll7 · 2022

OlliOlli World: Rad Edition

Roll7 · 2022

Olympia Soirée

Otomate · 2020

Olympia Soirée: Limited Edition

Otomate · 2020

Olympic Games Tokyo 2020: The Official Video Game

Sega Games · 2019