The Kamakura period, which lasted from the 12th to the 14th century, was a time of political upheaval and marked the rise of the shogunate.

Tokyo is the capital of Japan and the largest city in the world by population, with over 37 million people in the greater Tokyo area.

Nagoya is Japan's fourth-largest city and a major industrial center, with a population of over 9 million people in the greater Nagoya area.