The Showa period, which lasted from 1926 to 1989, was marked by Japan's militarism and involvement in World War II.

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.

Japan is home to many natural hot springs, known as onsen, which are popular destinations for relaxation and rejuvenation.