Natto, a fermented soybean dish that is known for its strong odor and slimy texture, is a popular Japanese food that is often eaten for breakfast.

The Japanese murrelet is a small seabird that is native to Japan's coastal waters and is known for its distinctive black and white markings.

The Kamakura period, which lasted from the 12th to the 14th century, was a time of political upheaval and marked the rise of the shogunate.