Justin soon opened her eyes to the world of cosplay, both at conventions and locally. “It’s a whole world on its own,” she said. “The good times are what fuels it,” Justin said. “There was a lot to give up,” Justin said. We can honestly say this was the only Sharknado cosplay outfit we saw at the Con. The term Cosplay gained popularity in the 1980s in Japan, where it was a shortening of the longer term “costume-play”.