Well, she seemed very nice. Her name was Tsuyu and said she had frog powers but didn't have them here? Something like that.

[Gaius smiles at watching Izuku light up with handling a sword. He would have argued against a sword just due to his size, but he appears to have been mistaken about that.]

You might want to take a few other broadswords and ask the shop keeper if we can practice outside. Then I can explain how weapons work and answer your questions about swords and spears. I'll find out if I remembered everything I learned in class.