Here is the full list of all 46 Virtua Unlimited Project achievements.
Defeat Negi
Defeat Nezumi
Defeat Shiroi Hana
Defeat Ji Yi
Defeat Yan
Defeat K02
Defeat ICE
Defeat YY
Defeat Memo
Defeat Eliana
Defeat Authority Mechanism
Defeat Stor
Defeat DG
Let Negi be killed by an exploding box
Defeat Nezumi before the bridge is destroyed
Use EX-Iai Slash to defeat Shiroi Hana
Get hit by Ji Yi's Storm Combo
Hit Yan with dice
Use Existence Release to counter Existence Destruction
Let ICE be knocked down by a statue
Break YY's defense stance
Defeat Memo during her Blade Storm
Get defeated by Eliana's Phoenix Flame Slash
Defeat Authority Mechanism without destroying any shields
Get hit five times in a row by Stor's lockon attack
Get blown away by DG's first form forehead beam
Get devoured by DG's second form Cosmic Devour
Become a Pro Operator
Learn to use De·compile
Dr. DG delivers a speech
End the "Falling Star" incident
Collect over 10,000 EC points
Survive spikes or a fall off a cliff
Complete all training machine subjects
Hold all types of coffee given by Donzduck
Achieve a V grade in Hard mode or above
Overload an extension program once
Achieve over 100 points in combo damage
Deal over 100 points of damage in a single hit in a BOSS battle
Achieve 100% collection rate
Unlock all soundtracks
Collect all database cards
Decode all database cards
Clear Normal
Clear Hard
Clear Master