Op Girl with Touhou System

A girl named Mai died when saving a god in disguise, ZUN, from a truck and got reincarnated to another world with a system that specializes in Touhou. Watch as she wreaks havoc on the different multiverse. "What's this? Is this genjutsu?" Asked a certain Konoha traitor. "No, I just manipulate your subconsciousness..." Mai answered. "How can your body become bigger? Do you have the same ability as me?" Asked a certain straw hat pirate. "Nope, The ability I used is Manipulation of density and sparseness..." Mai answered again. "Mongrel! How can your portal shoot out trains!?" Asked a certain golden king. "Because I'm you, but better..." Mai answered for the last time. Can't you guys just read the story already? I think my MC is getting tired of answering so many questions. (The synopsis are not cannon except the first paragraph) 1st world : My Hero Academia 2nd world: ??? ??? world : Touhou Project - The picture is not mine. This is a Fan-fic. I only own the OC. Random Update! - (I always laugh whenever I see a synopsis like this, so I make one myself!)