You know. For your protection...
It is wrapped in a plastic bag, but the peel is actually edible.
https://www.newsweek.com/you-eat-these-newly-engineered-bana...
https://univibes.org/blog/over-packaging-problem-in-japan/
I actually came across this tidbit while watching a vlog on youtube where the vlogger mentioned that Japan uses too much plastic for everything.
You know. For your protection...