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11. Clear glass public restrooms
What it is: When the door is closed, transparent public restrooms become opaque.
Invented in 2020; Average Cost to Use: $0
Tokyo, one of the most visited cities in Japan, has revealed the addition of transparent public restrooms to its list of attractions. Before they are used, the restrooms' walls are translucent and colorful. They turn opaque when the door is closed and locked, preventing anyone from seeing inside.
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Open-Air Restrooms: @ecentrichappiness and Reddit.com
Japanese architect Shigeru Ban is the creator of these inventive lavatories, as reported by The New York Times. Ban created the transparent restroom for two main purposes: first, it allows visitors to view the restroom's level of cleanliness before they enter, and second, it lets them know that no one is inside.
