can someone plz tel me where do these songs come from?

so while browsing thru my old tablet i found these recordings (they look like they are from rolling sky, but at some parts there are different songs and also remixes)

drive.google.com/drive/folders/1vSVnPcFO9H9pnWVEBK9wG4YOuAR-4tKb?usp=sharing