Complete the indicated task to unlock the achievement.

Achievement	How to unlock
100 Kills!	Defeat a total of 100 enemies.
1000 Kills!	Defeat a total of 1,000 enemies.
10000 Kills!	Defeat a total of 10,000 enemies.
5000 Kills!	Defeat a total of 5,000 enemies.
Across the River	Defeat all Charons and then clear any mission.
All-New Kicks	Obtain shoes for the first time.
Belligerent School Girl	Unknown.
Boss Nasty	Clear a Boss mission for the first time.
Chapter 1 Complete	Unknown.
Chapter 2 Complete	Unknown.
Chapter 3 Complete	Unknown.
Chapter 4 Complete	Unknown.
Chapter 5 Complete	Unknown.
Clairvoyant School Girl	Unknown.
Club Action	Use a Club Attack for the first time.
Club Action Rush	Use a Club Attack 10 times in a single mission.
Cowardly School Girl	Unknown.
Dauntless School Girl	Unknown.
Demonic Scream	Unknown.
End of the Nightmare	Unknown.
Fare, Please.	Defeat Charon for the first time and then clear a mission.
It's A Trap!	Use an Underwear Trap for the first time.
Legendary School Girl	Obtain Rank SSS in all offline missions on all difficulty settings.
Made It!	Clear a Destination mission for the first time.
Mission Accomplished	Clear a mission for the first time.
Mission Complete	Unknown.
New Pew Pew For You	Obtain a new weapon for the first time.
Nurse School Girl	Unknown.
Outfitter	Obtain all oufits.
School Girl/Zombie Hunter	You achieved everything!
Shoes Make the Woman	Obtain all shoes.
Special Delivery!	Clear a Fetch mission for the first time.
Take It All Off!	Undress 3 people during a single mission.
Take It Off!	Undress for the first time.
The Ferryman Cometh	Defeat all Charons in one mission, then clear the mission.
Their Special Place	Attack a zombie's weak point for the first time.
Undead Outfitter	Obtain an oufit for the first time.
We Did Survive	Clear a Timed Survival mission for the first time.
Weapon Collector	Obtain 50% of all weapons.
Weapon Master	Obtain all weapons.
Zombies Hunted	Unknown