Skirt length, wow. I actually had to double-check the year it was published because I was utterly horrified that this kind of slut-shaming is still being peddled to young female readers in Japan. Sigh.
Guys, in case you keep forgetting, the loser MC is actually a bishie. Just to make sure, the dude will somehow lose his glasses at least once in each chapter. Smh we can’t be having a shoujo manga with a genuine loser of a male MC.