Katsuobushi, a type of dried and smoked tuna that is often used to flavor dishes and is a key ingredient in dashi.

Mount Fuji, located on Honshu island, is the highest mountain in Japan at 3,776 meters (12,388 feet) and is considered a sacred site.

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