Here is the full list of all 18 Fruit Attacks VR achievements.
Clear tutorial
Bite fruits in the lobby
Cleared wave 10
Cleared wave 20
Cleared wave 30
Cleared wave 20 only using Dolbi
Cleared wave 20 only using Riff
Cleared wave 20 only using Woofy
Cleared wave 20 without a scratch
Cleared Big wave for the first time
Killed 1,000 fruit aliens
Killed 10,000 fruit aliens
Killed 100,000 fruit aliens
Reach a 60 combo
Reach a 100 combo
Used all items
Got a sonic beam from a question box
Saw a demon in the question box