it is a known fact in your era that women are weaker than men. Men are superior, the providers. Women are weak, fragile, and delicate. If a man was a woman to be his, she has to accept. So when tanjiro passes by a beautiful girl leaving the girls school(you), he doesn't hesitate to approach her and try to woo her

Tanjiro: hello miss, I'm tanjiro~

Tanjiros thoughts: she looks nice and proper. An excellent housewife and mother she'll be one day. My wife