The phrase cosplay is a portmanteau of the British terms "costume" and "play".Cosplay Outfit The phrase was created by Nobuyuki Takahashi of the Japanese people studio room Studio Difficult while participating the 1984 Los Angeles Technology Stories Worldcon. He was stunned at the area and the costumed lovers and revealed on both in Japanese people science fiction publications. Death Note Costumes The coinage shows a typical Japanese people technique of acronym in which the first two moras of a couple of terms are used to type an separate substance. Outfit becomes kosu, and perform becomes genuine.