Japanese toilets have come a long way from the early 20th century, when many people in Japan still used "squatters," which were built into the floor. Western toilets became popular after World War II.

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 ...

A Nigerian lady in Japan has taken to social media to highlight the amazing things that the country's toilet does. She said she was humbled by it.