Urban legend "PA prostitution"!!! Prostitution secretly conducted at highway interchanges is said to have developed during the period of high economic growth. We decided to investigate whether this underground sex trade, commonly known as "PA prostitution," which is no longer heard of today, still exists today. While talking to long-distance drivers, we discovered that the form of underground prostitution has changed with the times and a completely new style is being carried out...: "Super rare amateurs" roaming the streets at night!! 09