Oishinbo
Nintendo Entertainment System, Nintendo DS
Oishinbo: DS Recipe Shū
Nintendo DS
Oishinbo: Kyūkyoku no Menu 3-bon Shōbu
Nintendo Entertainment System
Oiκοςpiel, Book I
Apple Macintosh, Windows
Ojamajo Adventure: Naisho no Mahou
Windows
Amada Printing, Amada Printing
Ojiv
Ojol The Game
Ojō-sama o Iinari ni Suru Game
AliceSoft
Ojō-sama wa Sunao ni Narenai
ensemble
Ojou-sama to Aware na (Ko) Shitsuji
Ojou-sama to Himitsu no Otome
Ojou-sama wa Iinari Mitai Desu!?
Ojou-sama wa Katai no ga Osuki! ~Shinsei Naru Joshi Ryou Nikki~
Okabu
Okaeri
Chilla's Art
Okaeri! Chibi-Robo! Happy Richie Ōsōji!
Windows, Nintendo DS
skip Ltd.
Okaeri! Yuunagi-iro no Koi Monogatari
Dreamcast, PlayStation, Windows
Okage: Shadow King
PlayStation 4, PlayStation 2
Okami
Ōkami
Windows, PlayStation 4, PlayStation 3, and 2 more
Clover Studio
Ōkamiden
Capcom
ŌKAMI HD
PlayStation 3, Windows, PlayStation 4, and 2 more
HexaDrive, Capcom
Ōkami Kakushi
PlayStation Portable
Okamoto Ayako no Match Play Golf
Okamoto Ayako to Match Play Golf
Super Nintendo Entertainment System
Okashi na Shima no Peter Pan: Sweet Never Land
PlayStation Vita, PlayStation Portable
Okashi Towers
Okay, Panic!
Okayu Nyumu!
Windows, Nintendo Switch, PlayStation 4
Entergram
