A recurring idea in Daiya is that first years enter high school convinced their skills can exceed those of their upperclassmen, only to have that confidence shattered and rebuilt into a more realistic understanding of their strengths and shortcomings. Miyuki is a rare exception.
Just because a woman is nice to you or you did something for her doesn’t mean she owes you anything. That’s called consent. Not obligation. Hope that helps.
I am not saying Matsunaka will be canon and endgame I am saying that Matsumura could teach Nakamura a thing or two about self-love, comforting him, making him realize that he is Okuto Nakamura first of being hopelessly in love with Hirose. And Okuto loves the idea of love, even