Awakened - Save Azai from the mercenaries.
Crimson Haiku - Perform five different types of stealth kills successfully in one level.
Deadly Shadows - Stealth kill a guard from inside a dumpster.
Descendent of Iga - Earn three stars in every level.
Escape - Escape from the Stronghold.
Fated - Determine your fate.
Gallows - Terrify a guard using the result of a hanging stealth kill five times.
Ghost - Complete a level without killing any guards and without being detected.
Haiku - Find all three scrolls in every level.
Hisomu's Heir - Kill one guard.
Inner Heaven - Kill a guard from inside the box.
Karajan's Fate - Assassinate Karajan.
Manipulator - Distract 25 guards using your equipment.
Marked - Earn all the upgrades.
Masterful - Complete a level without getting detected.
Mercy - Complete a level without killing any guards.
No One Lives Forever - Stealth kill an elite guard after stunning him.
Of The Mind - Complete all of the challenge rooms.
Oni - Terrorize 10 guards.
Perfection - Earn all the Seals in every level.
Snare - Use a dead body to lure another guard and then stealth kill them.
Stealth Assassin - Perform 25 successful stealth kills.
Tactical Espionage Action - Within a single Focus, aim and throw three different types of items.
The Dark Project - Get the Undetected honor bonus 10 times in one level.
The Mercenary - Assassinate Kelly, the mercenary captain.
The Worst Allies - Kill a guard by getting other guards to shoot them.
Things Better Left Unseen - Throw the body of one guard to terrorize another.
Trickster - Distract 25 guards using environmental objects.
True Ninja - Complete the game in New Game Plus.
Unstable Footing - Terrify a guard and cause him to stumble to his death.