@Jgold101 Not japanese so idk but I thought it was like a thank you for guidance by your seniors. So when handed one you are acknowledged of being their mentee.
Not japanese but thats what it seems like from manga
@Jgold101 from what i've seen, it's usually something done to have a keepsake of the guy you 'liked'. usually, people ask for the 2nd button because it's the closest to the heart. if you're popular, all your buttons will be taken haha
The real battle starts now, let's see if the author can keep the momentum going, it's going to be really hard since the MC has reached his objective, I hope it doesn't turn out like Beastars did.