Here is the full list of all 48 Dynasty Warriors 8: Empires achievements.
Accomplish all of the achievements in the game.
In Edit Mode, create at least one officer, banner, warhorse and soldier.
Obtain at least 100 weapons.
Take part in "Battle of Chibi - Allied Forces" & have Zhuge Liang's "Southeast Wind" strategy work.
View all of the events that can be watched in the Gallery.
Defeat more than 10,000 enemies using just Stratagems.
Use any custom character to defeat all of the famous officers.
Execute all Strategy Commands at least once.
Achieve all titles.
Complete all lifestyles.
Make all famous officers into your subordinate officers.
Fight your way into enemy territory alone and defeat an officer.
Perform a betrayal for the first time.
Complete a Quest and deepen your friendship with your Ruler.
Get recruited as a Marshal or Strategist from being a Free Officer.
Capture 10 or more bases during a single battle.
Create a Kingdom comprised entirely of your sworn siblings, spouses and children.
Have a subordinate officer abandon you for the first time.
Rise in rebellion and become Ruler.
Be appointed as a Strategist for the first time.
Have a total of at least 5 children.
Have at least three officers declare their love for you in a single lifetime.
Clear any scenario on the "Chaos" difficulty.
Win a battle with significantly less allied forces than enemy ones.
Obtain at least 30 items.
Succeed your superior's position for the first time.
Be appointed as a Marshal for the first time.
Obtain virtue of "Saint."
View any of the endings using a custom character.
Use a Stratagem to change the weather.
Use at least 100 Stratagems.
Build at least six of the same facility.
Receive a weapon or item as a gift for the first time.
Obtain 20 officers in your own Kingdom.
Stop a Large Scale Stratagem being prepared by the enemy.
Win a battle with more than 90% of your total forces remaining.
Complete a Strategy Objective for the first time.
Complete four Battle Objectives in a single battle.
Build a facility for the first time.
Became a Ruler for the first time.
Raise the banner of your own Kingdom for the first time.
Swear a sworn sibling oath for the first time.
Have a child for the first time.
Obtain virtue of "Pure Evil."
Get married for the first time.
Profess your love for someone or have someone confess their love for you for the first time.
Fight and win a stage in spring, summer, fall and winter.
Complete your first mission.