Cosplay it would seem isn’t only a pastime for those utterly bereft of embarrassment, as it’s apparently also a viable business for bars, although as far as this Tokyo establishment goes, the moniker Milky could either be a reference to the costumes, or alternatively the customers’, erm, accomplishments.
Pub Nana on the other hand is far more open about what its clients can come to expect, with stiff punishments and the pursuit of extra curricular activities presumably paramount.
However, exactly what kind of high school girls are present isn’t particularly clear, meaning there could well be the predicament of having to choose from a panty parading pensioner,
her slightly more conservative, but considerably more comely companion,
or, heaven forbid, a bearded and burly bloke.