One common rule in a maid café is that photographs of maids or the café interior are forbidden. Around the early 2000s, cosplay costumes maid cafés became more common and popular in Japan as otaku culture became increasingly mainstream. MATCHA – JAPAN TRAVEL WEB MAGAZINE. It goes without saying that Netflix’s biggest show ever is going to be an equally as popular Halloween costume this year. According to Variety, searches for white Vans (aka, vision costume the shoes each of the players wear) have risen by 7,800% since the show aired.