Nino- Best girl, super pretty, is fashionable, can cook, had the metaphorical balls to confess first
Miku- Other best girl, cute and shy, tries her best, history buff, plays clean
Ichika- Evil backstabbing bitch, even Nino realizes it, plays dirty against her own sisters, super gross
Itsuki- Fat
Yotsuba- Total bro, completely neutral which means you can trust her, bow makes her look like a bunny(super cute)