Takamatsu is a city located on the island of Shikoku, and is known for its beautiful gardens, udon noodles, and art museums.

During the Edo period, which lasted from the 17th to the mid-19th century, Japan was ruled by the Tokugawa shogunate and experienced a period of peace and stability.

In Japan, there is a toilet museum that showcases the evolution of Japanese toilets and the culture surrounding them.