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