TENCHU: SHADOW ASSASSINS UNLOCKABLES
Ancient Hissatsu Techniques
Complete 30 Assignments
Colored Rice
Complete 50 Assignments
Concept Art Gallery
Complete 10 Assignments
Devil's Mask
Get all 20 mask pieces in Shadow Mode.
Izayoi (Rikimaru's Unbreakable Sword)
Get all of the map pieces in stages 1 through 5, and 10.
Memories (Video Gallery)
Complete 40 Assignments
Ninja Tabi '08
Complete Story Mode
Onibi (Ayame's Unbreakable Sword)
Get all of the map pieces in stages 6 through 9.
Sound and Music
Complete 20 Assignments