Yokohama is Japan's second-largest city and a major port city located south of Tokyo, with a population of over 3.7 million people.
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.
The karaoke machine, which was invented by Daisuke Inoue in 1971, has become a popular form of entertainment worldwide.