Here is the full list of all 44 WARRIORS OROCHI 3 Ultimate Definitive Edition achievements.
Accomplished all of the Achievements in the game.
Completed all of the requests within Gauntlet Mode.
Defeated 10,000 enemies.
Cleared 5 straight stages in Gauntlet Mode.
Cleared all of the stages within Gauntlet Mode.
Obtained all of the Strategy Cards in the game.
Maxed out Bonds with one of these officers: Momiji, Kasumi, Sterkenburg or Sophitia.
Obtained all of the Mystic Weapons.
Performed all of the special Triple Rush attacks.
Unlocked all of the playable characters within Gauntlet Mode.
Cleared the stage "Rescue of the Mystics" in Story Mode.
Used the Craft command 100 times.
Performed a Formation Attack in Gauntlet Mode.
Promoted a single officer a total of 3 times.
Cleared Gauntlet Mode for the first time.
Used the Craft command for the first time.
Made it through 50 Survival battles in Duel Mode.
Cleared the stage "Revenge of the Fox" in Story Mode.
Played a match against the CPU for the first time in Duel Mode.
Played a match with another player for the first time in Duel Mode.
Completed a request for the first time in Gauntlet Mode.
Summoned an ally for the first time in Gauntlet Mode.
Used a special Triple Rush attack.
Found Kyūbi's nine tails and defeated them.
Changed the color of an officer's costume.
Used a Strategy Card for the first time in Duel Mode.
Played Survival for the first time in Duel Mode.
Cleared a battlefield in Musou Battlefields for the first time.
Cleared the stage "Escape from the Mystic Realm" in Story Mode.
Found Kyūbi's tail and defeated it for the first time in Story Mode.
Cleared the stage "Showdown at Odawara Castle" in Story Mode.
Cleared the stage "War against the Serpent King" in Story Mode.
Performed a mounted True Triple Attack.
Unlocked Yinglong as a playable character.
Cleared the stage "Battle of Itsukushima" in Story Mode.
Defeated an Otherworld Invader in Gauntlet Mode.
Cleared a stage for the first time in Gauntlet Mode.
Cleared the stage "The Imprisonment of Tamamo" in Story Mode.
Unlocked Momiji, Kasumi, Sterkenburg and Sophitia as playable characters.
Obtained a Mystic Weapon for the first time.
Used a True Musou Burst.
Changed your character's battle style.
Used an aerial Special Attack.
Obtained a Scroll of Enlightenment.