I’m going to quietly take some liberties with Harry Potter canon; it’s been AGES since I’ve read or watched anything from the series. This is just the 2nd years for now because I ended up writing a whole essay; but I’ll make another couple posts about the other members later.
tl;dr: Honoka: Half blood, magic from her mom’s side, Gryff. Very hype about magic. Umi: THE PUREST PUREBLOOD TO EVER PURE. Gryff. Wants to be an auror. Kotori: Comes from a pureblood family that became not-so-pure. Slytherin. Caught between her ambitions in the muggle world and the wizarding world.