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