1 - Ninja Gaiden II: The Dark Sword of Chaos
Released on Apr 06th 1990
2 - Ninja Gaiden
Released on Dec 09th 1988
3 - Nobunaga's Ambition
Platforms:
PC (Microsoft Windows), Mac, Sega Mega Drive/Genesis, DOS, Amiga, TurboGrafx-16/PC Engine, Sharp X68000, PC-8800 Series, FM-7, PC-9800 Series, MSX, Turbografx-16/PC Engine CD, Sharp X1, Sharp MZ-2200
Released on Dec 01st 1986