How can I find my Notepad/Memo notes on my Kindle Fire?

I have a Kindle Fire HD (3rd Generation) that I just sold off on eBay, but I had forgotten to back-up any of its files on my computer. I've plugged it into my PC just to take out it's NotePad files, but i'm not sure where to look. There's multiple notes, are they saved as actual files or Text... show more I have a Kindle Fire HD (3rd Generation) that I just sold off on eBay, but I had forgotten to back-up any of its files on my computer. I've plugged it into my PC just to take out it's NotePad files, but i'm not sure where to look. There's multiple notes, are they saved as actual files or Text documnts? Where would they be and how can I get them?
Update: Edit: https://i.imgur.com/hlDofkA.png
Here are my Kindle's files, just for a visual.
0