He nodded, he couldn't have gotten away with that in proper society, but well, his world didn't really have those conventions anymore and so he was just Senku all the time. It was for the benefit of the train that he introduced himself properly at all, it was a habit he had to get back into.

"Then don't worry about it." He said, sipping his tea again. "We're all stuck here, there's chores to do based on your colour, missions to save worlds, and that's the basics of it."

"What kinds of things do you do in your world? What is it like?"