Difficulty levels:Unlock the following difficulty levels by performing the corresponding tasks:DIFFICULTY LEVEL – HOW TO UNLOCKEasy mode -Die ten times.QTE Easy mode – Miss the same QTE action ten times.Unlockables:Unlock the following items by performing the corresponding tasks:ITEM – HOW TO UNLOCKMoonlight sword – Collect all nine Moji. Then, go to Chapter 5, and enter the new cave to get the large sword and upgrade it.Ninja Blade weapon – Beat Chapter 8Ninjitsu Protective Barrier – Beat all missions on Hard.Tsuinetanarunaifu (Twin Eternal Knives) weapon – Get an “A” rank in all chapters, then upgrade the dual swords to the maximum to unlock the Tsuinetanarunaifu (Twin Eternal Knives) weapon.Finding hidden items:Use Ken