Osaka is a designated city in the Kansai region of Japan.Osaka was long considered Japan’s primary economic center, with a large percentage of the population belonging to the merchant class. Over the course of the Edo period (1603–1867), Osaka grew into one of Japan’s major cities and returned to its ancient role as a lively and important port. Its popular culturewas closely related to ukiyo-e depictions of life in Edo. By 1780.Osaka experiences a second rainy period in September and early October, when tropical weather systems, including typhoons, coming from the south or southwest are possible.The economy of Japan is a highly developed and market-oriented. It is the third-largest in the world by nominal GDP and is the world’s second largest developed economy.