Full list of all 83 STRANGER OF PARADISE FINAL FANTASY ORIGIN achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Maxed out your affinity with the Tonberry Blacksmith.
Completed over thirty rift labyrinth floors.
Used replication at the blacksmith for the first time.
Received an accessory from Gilgamesh.
Completed the additional mission "Distant Memories: Supreme Illusions."
Gave an elixir to a magic pot.
Used dimension bringer.
Obtained a relic with blessings from 12 different summons.
Defeated Jack Garland.
Defeated Light of Order.
Defeated From Hell Risen.
Acquired Garland's armor.
Defeated the Transcendent.
Defeated a manikin.
Completed the additional mission: "Chaos Rift - Battle on the Big Bridge."
Maxed out your affinity with the discarded organic reconnaissance unit.
Defeated a death machine in the rift labyrinth.
Unlocked the blue mage.
Acquired all achievements.
Achieved MASTER★★★★ rank for a job.
Fully upgraded the special effect of a piece of equipment.
Used a job crest at the smithy.
Summoned your first monster.
Encountered a chaos event.
Completed a floor of the rift labyrinth.
Unlocked the entirety of the evocation or ultima tree for any job.
Completed the additional mission: "Ebon Memories: Hope Within Despair."
Completed every side mission.
Completed the mission "Cornelia's Hope."
Unlocked the summoner.
Completed a mission with a dragon king trial enabled.
Acquired a rat tail.
Unlocked the class tree.
Talked to Bahamut via Conversations with Bahamut.
Completed the mission "Light of Possibility."
Unlocked the evoker.
Unlocked the sage.
Unlocked all jobs.
Unlocked the paladin.
Unlocked the tyrant.
Unlocked the assassin.
Unlocked the dark knight.
Equipped a ★4 or better accessory.
Unlocked the gambler.
Unlocked every panel in the marksman job tree.
Unlocked the hunter.
Completed a level 200 mission or higher on CHAOS difficulty.
Equipped a gun.
Equipped a staff.
Completed the game on CHAOS difficulty.
Acquired an anima crystal.
Acquired an artifact.
Used a master point.
Completed "A Fraught Journey."
Unlocked the cyclic warrior.
Completed "The Suffering of Fools."
Unlocked the breaker.
Unlocked the void knight.
Completed "Remembering Home."
Unlocked the liberator.
Unlocked every job affinity bonus for a single job.
Completed "Schemes of the Past."
Completed "Memories of Water."
Completed "To Remember."
Completed "Memories of Earth."
Completed "Phantoms of the Past."
Used a weapon ability for the first time.
Completed "Memories of Fire."
Completed "Memories of Poison."
Completed "Memories of Wind."
Unlocked the ninja.
Completed "Natural Distortion."
Completed "A Familiar Place."
Completed "Audience with the Dark Elf."
Unlocked every panel in the job tree for a single job.
Unlocked an advanced job.
Completed "The Journey Begins."
Defeated a cactuar.
Defeated a tonberry.
Completed a side mission.
Completed "Illusion at Journey's End."
Acquired an anima shard.
Used soul burst for the first time.