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