Japan is an island nation with 47 prefectures. Situated east of Russia and the Korean peninsula, the nation is made up of many islands in Eastern Asia. Tokyo, Kanagawa, and Osaka prefectures are the three most significant ones. Japan is 3,77,975 square kilometers in size. It is now the 18th largest country in Asia as a result. In the north, the climate is temperate, whereas in the south, it is tropical. Rugged hills and mountains make up the majority of the landscape. There are more than 124 million people living there. Tokyo, the nation's capital, is home to more people than any other city in the world—more than 13.9 million—followed by Yokohama and Osaka. With about 87 million people annually, Haneda Airport (HND) is the largest airport, followed by Narita Airport (44 million). Accessible from all continents, Haneda Airport ranks as the world's fifth busiest airport. Traditional and historical practices abound in Japanese society. Buddhism and Shintoism are the two most popular religions in the nation. Japanese is the official language. Civil law, which is based on the German model, is the legal system. A parliamentary constitutional monarchy is the form of government. The Emperor Naruhito is the duly elected head of state. Fumio Kishida, the prime minister, is in charge of government. The Japanese Yen (JPY), which is the national currency of the nation, is currently worth 148 US dollars. With an open economy, the nation produces a GDP of about $5.4 trillion, ranking it as the fourth largest economy globally. The per capita income of its people is $43,194. Services and the industrial sector account for the majority of the GDP. Fish, vegetables, grains, electronic equipment, and automobiles are its principal exports. The country's highly trained and diverse work force is largely responsible for its status as one of the world leaders in technology and industrial practices. There are many different urban, cultural, and outdoor tourist attractions in Japan. It draws travelers in the summer and winter because of its stunning scenery, cities, and culture. There are twenty-five UNESCO World Heritage Sites in it. Mount Fuji, Imperial Tokyo, Hiroshima, the Nara shrines, Chubu Sangaku National Park, and Sapporo are a few of the must-see locations. An estimated 31.9 million tourists travel to the country each year. European and American travelers make up the bulk of the visitor base.