PLEASE NOTE: We take no responsibility for any changes you make to your hardware, software, drivers or O/S as a result of the cheats listed here. Only a few of the cheats listed have been tested and we cannot guarantee any of them will work. If you come across a bad/non-working cheat, please let us know and we will remove it.
Alternate title screen
Save the game while in Ninja Dog difficulty. Load that saved game file, then hold Start + Back to perform an in-game reset to see an Ayane-themed title screen.
Arcade Ninja Gaiden
Successfully complete the game.
Turn in 50 Scarabs to Muramasa at the shop under the Ninja Dog difficulty setting.
Comic - Complete game under Ninja Dog or Normal difficulty settings.
Red Muffler - Complete the game under the Hard difficulty setting.
Ryuken - Complete the game under the Very Hard difficulty setting.
Dead Or Alive - Complete the "Special" mission.
NES Ninja Gaiden
Turn in all 50 Scarabs to Muramasa at the shop to get the original NES Ninja Gaiden cartridge. It can be played at the arcade machine in Han's bar.