Nightshade
Note: This game is also titled Kunoichi .
Alternate Hibana costumes
Successfully complete the game on the normal or hard difficulty settings. A different alternate costume for Hibana will be unlocked under each setting.
Alternate Hisui costume
Collect all 88 Secret Clan Coins in the game to unlock an alternate costume for Hisui.
Play as Hisui
Successfully complete the game on the easy difficulty setting to unlock Hisui.
Play as Hotsuma
Insert a memory card with a saved completed game from Shinobi . Then, successfully complete the game on the normal difficulty setting to unlock Hotsuma.
Play as Joe Musashi
Successfully complete a total of eighty eight missions in the game and collect the Secret Clan Coins to unlock Joe Musashi.