Japan has four main islands, Honsyu, Hokkaido, Kyushu, and Shikoku. The ares is 340 thousands km2. Climate is greately different from location, north and south. The population is 120 million. Largest city is Tokyo, Yokohama and Osaka. There are many dialects, Tokyoits speak standard Japanese, whereas Osakans speak Kansai dialect. There are 100 active volcanos, so that more than 3000 hot springs sources are seen across nation. Japan has four clear-cut season, spring, summer, autumn and winter. The highest mountain is Mt.Fuji, beautiful shape. Japanese rice wine, Sake is very delicious, specially good with seafood. Enjoy Japan trip.