[ The box is otherwise empty—the jacket's just there to make it look like clutter. ]

That is a vajra. [ This would probably be a good place for an explanation, but he yawns into the back of his hand and doesn't offer one. ] C'mere. Sit. [ He pats the stone floor next to him. ]

Those designs you saw are modified for me, but I kind of borrowed the basic plans. They're Susano'o's. [ "Illegal" isn't too far off. ]