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