Misc files are taking up so much space on my internal storage.

[HeartshiningTwinXX]

What can I delete and do I even need them? My total internal space is 8 GB and my misc files are 5.83 GB. The rest are apps,pictures,videos, audio, downloads and cached data which surprisingly doesn't take up that much space.
Anyway here is my internal storage:

And my Misc Files

 

[Rukbat]

Misc files are the data files the apps (all your apps) keep. Do you need them? If you need the apps, yes.