This young lady would either be completely oblivious to the pantsu exposure caused by her fence leaning, or, as seems more likely, does not care as she is in fact an idol being paid for the privilege.
Whatever the case, it an image of no small interest to schoolgirl followers, and there is plenty of more candid material about.
Rule 34
Really nice. That is something you can’t see everyday.
Nice fence.
Damn! She has some nice legs. Perfect shot, good man!
the shot is too perfect not to be a set up