In Japan, there is a hotel that is staffed entirely by robots, from the receptionist to the cleaning crew.

The 16th century saw the rise of Oda Nobunaga, Toyotomi Hideyoshi, and Tokugawa Ieyasu, who were instrumental in unifying Japan under a centralized government.

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.