Japan's famously high-tech toilets are getting a new upgrade: sound-masking devices designed to cover up the less melodic realities of public restrooms. These gadgets, often called Otohime, or "Sound ...

Transparent toilets may look completely see-through from the outside, but a clever privacy feature changes everything once the door is locked. Discover how these innovative public toilets work and why ...

Step into any public restroom stall in Japan and you’re likely to be enveloped in a soundscape. No, not that kind. It’s the babble of running water, perhaps peppered with cheerful tweets and birdsong, ...