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