As if you needed another reason to move to Japan.
First off, the infamous "Maid Cafes"
These cafes, where waitresses dress in frilly maid outfits and act as servants, first emerged in Tokyo in the early 2000s. Since then, they have gained significant popularity and expanded to other countries including the United States.
Source: yeinjee.com
Sometimes they offer additional services, such as ear-cleaning and massages.
Source: lacarmina.com
A "Chubby Maid Cafe" is also in business. Vice interviewed several of their waitresses in 2009.
Source: vice.com
...And the male counterpart, "Butler Cafes"
Source: chibi-anime-blog.blogspot.com
