And we all know what "nothing" always means.
"Does holding hands make someone a boyfriend?"
You've not read any manga recently, have you? It means you're married with a child on the way. Probably not the first one.
She forgot to end her compliments with, "and I wouldn't mind if the rumours were true." Or at least that they don't bother her.
Generic male MC is generic. If you showed either of those without context, I wouldn't be able to guess the source. And I'd have a lot of options.
People literally don't recognize him when he changes his hair a little bit...
To be fair, half of all MCs look almost exactly like him, and the other half is female.