Full list of all 47 Killer is Dead achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox 360.
Unlocked all challenge missions.
Sliced an enemy upward and finished it in the air.
Increased all Attack and Special skills.
Unlocked 12 challenge missions.
Used "Just Guard" 100 times.
Cleared all sub-missions.
Killed 100 enemies using head shots.
Cleared 6 sub-missions.
Cleared 6 challenge missions.
Used "Dodge Burst" 100 times.
Cleared 3 sub-missions.
Cleared all missions.
Cleared all episodes on Normal Mode.
Completed Episode 12.
Completed Episode 11.
Completed Episode 10.
Completed Episode 9.
Completed Episode 8.
Completed Episode 7.
Unlocked 6 challenge missions.
Completed Episode 6.
Killed an enemy using the "Burst Rush."
Completed Episode 5.
Completed Episode 4.
Killed an enemy with an enemy attack.
Completed Episode 3.
Completed Episode 2.
Completed Episode 1.
Increased BLOOD to maximum upgrade level.
Increased HEALTH to maximum upgrade level.
Have a total of $100 million in cash.
Changed costume to Ulti-Mondo.
Collected all female costumes.
Made Natalia your prisoner in body and soul.
Made Koharu your prisoner in body and soul.
Made Scarlett your prisoner in body and soul.
Increased all sub-weapons to maximum upgrade level.
Cleared 12 challenge missions.
Cleared all challenge missions.
Ranked AAA executioner on 12 missions.
Ranked AAA executioner on 24 missions.
Ranked AAA executioner on 44 missions.
Received 20 rewards from the beauties.
Cleared all episodes on Hard Mode.
Cleared all episodes on Very Hard Mode.
Got revived by Mika 20 times.
Gave a present 50 times or more.