Here is the full list of all 49 Dynasty Warriors Next trophies - there are 38 bronze, 7 silver, 3 gold and 1 platinum.
Obtained all trophies.
Cleared the Conquest Mode a total of 50 times.
Formed a marriage pact with all of the officers.
Obtained all of the available weapons.
Successfully completed all of the Sudden Encounters with the best possible rating.
Successfully completed all of the Sudden Encounters.
Achieved the best possible Governance Rating.
Obtained all of the available growth items.
Obtained all of the available armor.
Formed a sworn oath with all of the officers.
Obtained all of the available Officer Cards.
Obtained all of the available Edit Character parts.
Achieved the worst possible Governance Rating.
Completed a battle in either Campaign Mode or Conquest Mode without taking any damage.
Completed all of the battles within the Coalition Mode.
Formed a sworn oath with another officer.
Formed a marriage pact with another officer.
Earned 1,000,000 Exp.
Defeated more than 100,000 enemies.
Cleared the Conquest Mode a total of 5 times.
Completed a five forces map in Conquest Mode.
Completed a four forces map in Conquest Mode.
Completed a three forces map in Conquest Mode.
Defeated 3,000 enemies in one battle.
Created 10 Edit Characters.
Cleared the stage, "An Endless Quest."
Cleared all of the stages in the game.
Cleared the stage, "A Land United."
Viewed all of the movies in the game.
Cleared the stage, "A Man of Virtue."
Earned 500,000 Exp.
Cleared the stage, "The Tiger's Advance."
Completed a two forces map in Conquest Mode.
Cleared the stage, "Quiet Ambition."
Completed Steeplechase, Bastion, Marksman and Calligrapher within the Gala Mode.
Cleared the stage, "The Kingdom in Three."
Cleared the stage, "Battle of Chibi."
Took a picture using the Musou Snapshot feature of the Gala Mode.
Cleared the stage, "The Three Visits."
Earned 100,000 Exp.
Cleared the stage, "The Struggle for Power."
Completed a 500 hit combo.
Defeated Lu Bu in the Campaign Mode.
Cleared the stage, "Conqueror of Jiangdong."
Cleared the stage, "Anti-Dong Zhuo Coalition."
Obtained all of the available orbs.
Cleared the stage, "Yellow Turban Rebellion."
Defeated 1,000 enemies in one battle.
Created a save data file.