There are 31 achievements worth a total of 1000 points
Killed 50 Tomikichi!
Killed 40 Tomikichi!
Killed 30 Tomikichi!
Killed 20 Tomikichi!
Killed 10 Tomikichi!
Killed 5 Tomikichi!
Completed 5 Secret Mission!
Completed 4 Secret Mission!
Completed 3 Secret Mission!
Completed 2 Secret Mission!
Completed 1 Secret Mission!
Complete the game story!
Complete missions with Ninja 5 rank!
Defeat enemies with Stealth Kills!
Complete more missions!