Sumo wrestling is a traditional Japanese sport that has been practiced for over 1,500 years and is still popular today.

The Taisho period, which lasted from 1912 to 1926, was marked by political instability and social change, including the rise of labor unions and women's rights movements.

The Japanese macaque, also known as the snow monkey, is the northernmost-living non-human primate and is famous for its habit of bathing in hot springs during the winter.