That was a soldier's introduction if he'd ever heard one, even though he'd never thought of applying the term 'pilot' to someone who operated a giant suit of armor.
"Nice to meet you, Barton-" he pondered using 'kun' but this kid seemed more serious than Duo. Then again, he was still a kid, and Jiraiya hadn't seen anything impressive out of the guy yet, other than a nice dose of common sense, "-kun." He still hadn't managed to consistently remember that most of the people in this backwards place put their surnames last. "Thanks for saving my ass back there."