Nintendo - Nintendo Entertainment System (Page 191)
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Obake no Q Tarou - Wanwan Panic Japan
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Obocchama-kun Japan
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Oeka Kids - Anpanman no Hiragana Daisuki Japan
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Oeka Kids - Anpanman to Oekaki Shiyou!! Japan
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Oishinbo - Kyuukyoku no Menu Sanbon Shoubu Japan
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Okkotoshi Puzzle - Tonjan! Japan
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Olympic I.Q. Asia PAL Unl
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Olympus no Tatakai Japan
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Onyanko Town Japan
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Operation Secret Storm USA Unl
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Operation Wolf Europe
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Operation Wolf Japan
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Operation Wolf USA Rev 0A
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Orb 3D USA
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Osomatsu-kun Japan
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Otaku no Seiza - An Adventure in the Otaku Galaxy Japan
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Othello Australia Unl
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Othello Japan
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Othello USA
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Outlanders Japan
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Over Horizon Europe
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Over Horizon Japan
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Overlord USA
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