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