Here is the full list of all 59 Dragon's Dogma: Dark Arisen achievements. It takes around 80-100 hours to unlock all of the achievements on Windows.
Completed game in Speedrun mode.
Completed all pre-planned, non-notice board quests.
Completed game in Hard Mode.
Completed the adventure a second time.
Reached LV 200.
Enlisted a large number of pawns.
Dressed a male party member in women's clothing.
Soar unto a new world.
Put an end to all things.
Dealt the blow of deliverance.
Took refuge in an illusion.
Escaped the yoke of eternity.
Defeated Daimon in his true form.
Defeated Death in Bitterblack Isle.
Defeated Daimon for the first time.
Defeated the Dark Bishop in Bitterblack Isle.
Earned a total of 10,000,000G.
Reached LV 100.
Defeated the Gazer in Bitterblack Isle.
Obtained 350 pieces total of weapons and armor.
Defeated the Ur-Dragon.
Defeated a drake, wyrm, and wyvern.
Defeated a hydra or archydra.
Defeated an evil eye.
Peered into the very depths of the world.
Accepted the Godsbane blade.
Obtained the almighty power of sovereignty.
Visited 150 locations.
Completed the urgent mission.
Gave 50 presents.
Entered the duke's manse.
Received the duke's commendation.
Learned all the skills of a single vocation.
Completed 50 notice board quests.
Defeated 3,000 enemies.
Raised a person's affinity to the maximum.
Attended an audience with the duke.
Helped Madeleine open her shop.
Strengthened equipment in wyrmfire.
Entered the Soulflayer Canyon.
Visited 100 locations.
Used a Wakestone to restore the dead to life.
Entered the ancient quarry.
Directly enlisted a pawn to your party.
Changed your main pawn's vocation.
Entered the southwestern caves.
Visited 50 locations.
Received a writ from the castle.
Obtained a forgery.
Changed your vocation.
Entered Gran Soren.
Earned the approval of the Enlistment Corps.
Acted as a reliable travel companion.
Entered the azure caverns.
Enlisted a pawn to your party from beyond the rift.
Summoned your own pawn.
Departed from Cassardis.
Combined two materials to make an item.
Completed the prologue.