Tokyo, the heart of Japan, is located on the eastern coast of Honshu, the largest of Japan’s four main islands. Tokyo is one of the most cosmopolitan of all cities and a major cultural, transportation and economic hub. Since ancient times, Tokyo has been known for influencing other cities around the world. It is renowned for its stunning skyscrapers, beautiful temples and shrines, and modern structures that exist alongside traditional architecture. Some of the famous landmarks include Tokyo Tower, Imperial Palace, Meiji Shrine, Tokyo Disneyland, and the Tsukiji Fish Market.

Census in Japan is conducted every 5 years and the last one was in 2015. The next census is scheduled for 2020. According to the 2015 census, Tokyo had a population of 9,272,740. Tokyo is considered to be one of the most diverse cities in Japan. When it comes to religion, Tokyo is known to be diverse as most people identify themselves as Shinto, Buddhist or Christian. According to the data collected during the 2015 census, 83.9% people in Tokyo identified themselves as Shinto, 76.9% as Buddhist, 2.3% as Christian. Tokyo houses over 9 million residents, who collectively speak a variety of languages, including Japanese, English, Korean, and Chinese. Tokyo Disneyland is one of the most visited places in the city. Tokyo Tower, inspired by the Eiffel Tower design, is the second tallest structure in Japan.

Tokyo is administered by the Tokyo Metropolitan Government that consists of a governor and a 60-member assembly. The governor holds executive powers whereas the assembly is responsible for scrutinizing the governor's decisions and can accept or reject his budget proposals each year. The Metropolitan Government manages Tokyo's 23 special wards, cities, towns and villages in the western part of the Tokyo Metropolis. They are responsible for utilities, reclamation, flood control, sewerage, public health, hospitals and fire fighting.

Tokyo has one of the largest city economies in the world and is a major international finance center; it houses the headquarters of several of the world's largest investment banks and insurance companies. Tokyo’s economy is larger than that of several countries, and the city is home to 51 of the Fortune Global 500 companies. Its GDP is over 1.2 trillion USD. The Port of Tokyo handles 120 million tons of cargo every year.

The Tokyo Metropolitan Government has put forth various infrastructure plans for the future. It identifies a range of infrastructure priorities for Tokyo, from new energy, water and sewerage infrastructure, to enhanced digital connectivity and new metro, rail and road schemes. Some of the investment is provided by the private sector, through the privatized utilities. Tokyo is particularly focused on strengthening its digital infrastructure with the goal of becoming a 'Smart City'. The take-up of high speed broadband by businesses is high, and the city is continuously working on improving its digital infrastructure.