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