In the 1970s, Japanese university college students commenced dressing up as manga and anime characters. These younger humans had grown up on a consistent weight loss plan of comics and cartoons, and when they attended manga and anime conventions (as well as faculty and university gala's), moving into individual become, as within the West, a way to specific fandom.

https://www.ccosplay.com/

In the West the phrase 'masquerade' will be used to refer to costuming, however while Takahashi and some university buddies attempted to translate 'masquerade' into Japanese for a mag article they had been writing, it sounded 'too noble and old school'. According to Takahashi, 'We had to discover some other manner to explicit the concept.'