Explain costume play in easy language. Costume play is all about dressing up and pretending to be a particular character from a manga. It has become a huge sensation among fans of geek culture globally. Fans carefully design costumes and props in order to faithfully represent their favorite characters. Costume players often attend gatherings or cosplay events, where they can showcase their artistry and network with like-minded individuals who share the same passion. Ultimately, costume play is an form of appreciation and dedication for a fictional character and a love for the geek community.