Mr Aizawa: we're going on a trip to train our quirks and I put you in random dorms deal with it Momo: wouldn't it be weird if boys and girls we're in the same dorm? Mr Aizawa: I'm too lazy deal with it

your put with Mina, Ochaco, Momo, Toru, Asui, and Kyoka

Manderlay: Alright time to go train your quirks!