[ Beams proudly~! ] I've been tinkering with machinery since I was little, and my father was a mechanic even if he wanted to be an inventor, but -- so I learned a lot of things from him. And I know all about our technologies back home!
[ It certainly helped to be hooked up with the Kanzaki Industries who provided the facilities for the Koubu and the other machines used by the Combat Division. ]
I had to look up combustion technology though to make the engine and worked from there.