Here is the full list of all 55 Tokyo Xanadu eX achievements.
Obtain all achievements.
Clear all stages with an S rank.
Clear the game on Infinity difficulty.
Clear the After Story on Calamity difficulty.
Obtain all information on battle page in NiAR.
Open all treasure chests.
Forge an unbreakable bond with Ryouta.
Forge an unbreakable bond with Jun.
Forge an unbreakable bond with Shio.
Forge an unbreakable bond with Yuuki.
Obtain all information on friend page in NiAR.
Forge an unbreakable bond with Gorou.
Use X-Drive 100 times.
Use X-Strike 100 times.
Clear after story -From Here on Out-
Obtain all information on book page in NiAR.
Obtain all information on recipe page in NiAR.
Pick the most fortuitous...fortune.
Clear epilogue -A Legend is Born-
Use EX Skill 300 times.
Complete all side-quests.
Amass a 500,000 yen fortune.
Obtain every single master core.
Max out Kou's "Wisdom, Courage, Virtue".
Clear final chapter -Endless Night-
Use Strike Chain 50 times.
Forge an unbreakable bond with Asuka.
Forge an unbreakable bond with Shiori.
Forge an unbreakable bond with Towa.
Forge an unbreakable bond with Sora.
Forge an unbreakable bond with Mitsuki.
Forge an unbreakable bond with Rion.
Clear chapter 7 -Hollow Quake-
Defeat 2000 Greeds.
Fully furnish Kou's room.
Qualify for the fast clear time bonus in any stage.
Clear chapter 6 -Wing and a Prayer-
Chain Kill 100 times.
Traverse 100,000 meters.
Clear the intermission -Coming of Summer-
Clear chapter 5 -Hidden in the Fog-
Defeat 500 foes with Critical hits.
Defeat 1000 Greeds.
Get through a stage without taking any damage.
Clear chapter 4 -BLAZE: Firestorm of Memories-
Inflict over 5000 points of damage.
Defeat 500 foes with Elemental kills.
Rack up 100 Aerial kills.
Perform a 200+ hit combo.
Clear chapter 3 -Word of God-
Clear chapter 2 -Mysteries-
Defeat 100 Greeds.
Clear chapter 1 -The Eclipse-
Obtain an S rank in any stage.
Wander into the mysterious place of wonder.