Companies: Sieco, Ltd.

Games developed by Sieco, Ltd.

• Gangcheol RoboCop (강철 로보캅) (SMS)
• Jang Pung II (장풍 II) / Street Blaster / Street Battle (GG)
• Jang Pung II (장풍 II) (SMS)

Games originally developed by Sieco, Ltd.

• Super Penguin (슈퍼팽귄, 수퍼펭귄) (SMS)

Games published by Sieco, Ltd.

• Gangcheol RoboCop (강철 로보캅) (SMS)
• Jang Pung 3 (장풍３, 掌風３) (SMS)
• Super Penguin (슈퍼팽귄, 수퍼펭귄) (SMS)

Games crediting Sieco, Ltd.