Growing up in the 1970’s and 80’s I had a lot of these and still do but they’re covered in my scrawly handwriting unlike the fine collection here:

http://zabava.septem.cz/Blbustky/obrazky/kazety/

I think this is originally form a Japanese site that ‘disappeared’ from the web some time ago - it’s nice to see it back anyway! I’m tempted to do my own version with the huge piles of tapes I own and love and have collected recently.