As far as Veronica was concerned, it was the person and not the clothes that were important. Natsuru could be wearing a paper bag and she probably wouldn't have batted an eyelash. (Except maybe to ask why she was wearing it. And to ask what happened to her other clothes...)

"You could start with some of the warm dishes."

Because she looks like she would be cold in that outfit. Veronica pushes a bowl of soup in Natsuru's direction.