Otome Riron to Sono Shuuhen -Ecole de Paris-
PlayStation Vita, Windows
Navel
Otome Romance Jigsaws - Midnight Cinderella & Destined to Love
macOS, Windows
Otometeki Koi Kakumei Love Revo!!
Windows, PlayStation 2, Nintendo DS
HuneX
Otome wa Boku ni Koishiteru
PlayStation Portable, Windows, PlayStation 2
Otome wa Boku ni Koishiteru: Futari no Elder
PlayStation Portable, Windows
Otona no Onnaryoku Kentei
Nintendo DS
Konami
OtterBash
Otter of my Life
Windows
OttoMatic
iOS, Windows
Pangea Software
Otto the Odd Ostrich
OTTTD
macOS, Android, iOS, and 3 more
SMG Studio
Otxo
PlayStation 5, Nintendo Switch, PlayStation 4, and 1 more
OU
Nintendo Switch, Windows
OUBEY VR – Cosmic Voyage
Oubliette
Ouija Rumours
Ouka
PlayStation 2, Windows
Ouka Sabaki
Ouka Sengoku! ~Nobunaga-chan no Koishite Yabou!?~
Oumagatoki
PlayStation
Oumagatoki: Kaidan Romance
PlayStation Portable
OUMUAMUA
Ou no Mimi ni wa Todokanai!
Our Adventurer Guild
Ouran High School Host Club: The Video Game
Nintendo DS, PlayStation 2
Design Factory, Otomate
Ouranos!
Our Battle Has Just Begun! episode 1
Our Battle Has Just Begun! episode 2
Our Children - Escaping Earth
Our Darker Purpose
Avidly Wild Games
