Australia, officially known as the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It is the largest country in Oceania and the world’s sixth-largest country by total area.
China is the third largest country in the world by area and the largest country in the world by population. Properly known as the People’s Republic of China, the political territory of the country includes Tibet and Hong Kong. The capital is Beijing.
Japan is an island country in East Asia located in the northwest Pacific Ocean. Part of the Pacific Ring of Fire, Japan comprises an archipelago of 6,852 islands covering 377,975 square kilometers (145,937 sq mi); the country’s five main islands, from north to south, are Hokkaido, Honshu, Shikoku, Kyushu, and Okinawa. Tokyo is Japan’s capital and largest city.
Japan is divided into 47 administrative prefectures and eight traditional regions. The Greater Tokyo Area is the most populous metropolitan area in the world, with more than 37.4 million residents.
Japan is a great power and a member of numerous international organizations, including the United Nations (since 1956), the OECD, and the G7. Japan is a leader in the automotive and electronics industries.
Taiwan, officially the Republic of China, is a country in East Asia. Neighbouring countries include the People’s Republic of China to the northwest, Japan to the northeast, and the Philippines to the south.
The political status of Taiwan is complicated. The Republic of China (ROC) is no longer a member of the UN, having been replaced by the People’s Republic of China (PRC) in 1971. Taiwan is claimed by the PRC, which refuses diplomatic relations with countries that recognise the ROC. Taiwan maintains official diplomatic relations with 14 out of 193 UN member states and the Holy See.