Cosplayer are also referred to as costume players. It is an activity which has been made a hobby by many people. In this activity, the Cosplayer involved put on costumes and matching accessories to imitate a certain character. Cosplayers have a role of depicting a certain character in various events and venues apart from the acting stage. KIGURUMI is a type of pajamas that has also been used as costumes. Among the costumes is PIKACHU KIGURUMI ONESIE. It has been widely used by COSPLAYERS as their costume choice.