You achieved everything!
Defeat a total of 10,000 enemies.
Obtain all weapons.
Obtain Rank SSS in all offline missions on all difficulty settings.
Defeat all Charons and then clear any mission.
Defeat a total of 5,000 enemies.
Obtain 50% of all weapons.
Obtain all oufits.
Obtain all shoes.
Attack a zombie's weak point for the first time.
Defeat a total of 100 enemies.
Defeat a total of 1,000 enemies.
Obtain a new weapon for the first time.
Obtain an oufit for the first time.
Obtain shoes for the first time.
Use an Underwear Trap for the first time.
Undress for the first time.
Undress 3 people during a single mission.
Use a Club Attack for the first time.
Use a Club Attack 10 times in a single mission.
Defeat Charon for the first time and then clear a mission.
Defeat all Charons in one mission, then clear the mission.
Clear a Destination mission for the first time.
Clear a Fetch mission for the first time.
Clear a Boss mission for the first time.
Clear a mission for the first time.
Clear a Timed Survival mission for the first time.
