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

Japan's victory over Russia in the Russo-Japanese War of 1904-1905 was the first time an Asian power had defeated a European power in a modern war.

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