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