Golf is a popular leisure activity in Japan, and the country has produced several successful professional golfers such as Hideki Matsuyama and Ryo Ishikawa.

The Japanese firefly is a species of firefly that is famous for its bioluminescence, and is a popular sight during the summer months.

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