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