"Prototypes rarely are fine." Although he usually was very careful in making sure that they worked as best as he could make them in so short of a time. Experience taught him that if the Great Leader picks up a weapon and it exploded on him, even if someone told him it wasn't ready, that someone will still be the blame.

And he really did not need to lose another arm.

"I am just a passing through scientist; nothing at all special," he said, getting up to return her bow. Joji was starting to understand why Tsukasa kept on calling himself a 'passing through Rider'. People were rather embarrassing with their thank yous. "I only did what I thought would be interesting, although there is one other matter I must address - like the fifty dollars missing from my wallet."