Games: GB

Nobunaga No Yabou - Game Boy Ban (japan)

Nontan To Issho - Kurukuru Puzzle (japan)

Oni Ii - Innin Densetsu (japan)

Oni Iv - Kijin No Ketsuzoku (japan)

Othello (japan)

Othello World (japan)

Otogibanashi Taisen (japan)

Otto's Ottifanten - Baby Bruno's Nightmare (europe) (en,fr,de,es)

Outburst (japan)

Oyatsu Quiz Mogu Mogu Q (japan)

P-man (japan)

Pac-in-time (europe)

Pac-in-time (japan)

Pac-panic (europe)

Pac-panic (japan)

Pachi-slot Hisshou Guide (japan)

Pachi-slot Kids (japan)

Pachi-slot Kids 2 (japan)

Pachi-slot Kids 3 (japan)

Pachi-slot World Cup '94 (japan)

Pachinko Kaguya Hime (japan)

Pachinko Monogatari Gaiden (japan)

Pachinko Time (japan)

Pachio-kun - Game Gallery (japan)