Jakarta is both Indonesia’s capital and largest city. It is the centre of economics, culture and politics in Indonesia. Jakarta metropolitan area, known as Jabodetabek (a contraction of Jakarta, Bogor, Depok, Tangerang and Bekasi) makes up 6,392km2. It is the world’s second largest urban agglomeration (after Tokyo) with an urban population of more than 10 million, while Greater Jakarta has a population of 30 million.
Jakarta is the seat of the ASEAN Secretariat, making it an important city for international diplomacy. Important financial institutions such as Bank of Indonesia, Indonesia Stock Exchange, and corporate headquarters of numerous Indonesian companies and multinational corporations are located in the city. As of 2017, the city is home for six Forbes Global 2000, two Fortune 500 and four Unicorn companies.
Surabaya is the capital of the East Java province, and the second largest city in Indonesia. The city has a population of over 3 million within the city and over 10 million in the Greater Surabaya metropolitan area, known as Gerbangkertosusila. Located in northeastern Java on the Madura Strait, it is one of the earliest port cities in Southeast Asia.
As the provincial capital, Surabaya has a number of offices and business centres; as a metropolitan city, it is the centre of economic, financial and business activities in East Java. Surabaya is also the second largest port city in Indonesia after Jakarta. As a business and trading centre, Surabaya is not only a hub for East Java, but also facilitates trade in Central Java, Kalimantan, and Eastern Indonesia.