We face many stresses stemming from crowded town life, such as long commutes on trains, human relations, the hustle and bustle crowds, and a car-dependent society. On the other hand, while a solo activity, going to the toilet is an inevitable daily behavior for human beings as well as an opportunity for refreshment: you may wash your hands, look in the mirror, and regain a sense of calmness.
In this sense, the public toilet may be an oasis in the city that is open to everyone.
We consider this an important role of the public toilet, which is also named “restroom.”