2045 Maglev trains are expected to cover the 410 km between Tokyo and Osaka in one hour and seven minutes. The trains are already in development.
2020 Tokyo Summer Olympics – the second time the Games have come to Tokyo.
2016 New Shinkansen (bullet train) line between Tokyo and Hokkaido opens.
2011 Tokyo Skytree is completed. Japan's tallest structure stands at 634 m.
2007 The largest video screen in the world is constructed at Tokyo Racecourse, measuring 66 m by 11 m.
1990 An economic bubble pops that had been building throughout the 1980s, triggering a massive fall in Tokyo land prices. The NIKKEI index had soared from 6000 in 1980 to 40,000 in 1989.
1988 Tokyo Dome indoor baseball stadium opens. Baseball is hugely popular in Japan, having arrived before the Second World War.
1986 Mount Mihara erupts, forcing all residents of Izu Ōshima to temporarily evacuate the island.
1985 The new Ryōgoku Kokugikan opens: Tokyo's main sumo venue. The first Basho (sumo tournament) of the year takes place here each January.
1978 Narita International Airport in Chiba Prefecture opens.
1964 Tokyo's population reaches 10 million as the Summer Olympic Games are held in the city. Major infrastructure projects in the build up
to the games include the construction of the Tōkaidō Shinkansen between Tokyo and Osaka.
1958 The Tokyo Tower is built from recycled military tanks. It still offers one of the best views of Tokyo.
1945 After Tokyo is extensively fire-bombed by the US Air Force, killing more people than the nuclear bombs in Hiroshima or Nagasaki, World War II ends when Emperor Hirohito surrenders. The destroyed metropolis becomes the base from which the United States administers Japan for six years. The population of Tokyo is 50% lower than in 1940.
1943 The satellite cities (fukutoshin) of Shinjuku, Shibuya, and Ikebukuro are incorporated into Tokyo.
1931 Tokyo's first international airport opens. Nowadays it provides internal flights.
1930 Tsubame express train service begins, reducing the time taken from Osaka to Tokyo to 8 hours (maximum speed 90 km/h).
1927 An underground subway system opens between Asakusa and Ueno. Modern Tokyo has the world’s busiest metro system, where metro officials employ a fleet of pushers (oshiya) who squash as many people as possible into overcrowded subway carriages.
1925 The Tokyo Broadcasting Corporation (now known as NHK) makes its first radio broadcast.
1923 On 1 September a massive earthquake erupts around 80km south of Tokyo, destroying more than 45 percent of Tokyo and killing tens of thousands. In the atmosphere of the time, many Koreans living in Tokyo are killed in retaliation. In the rebuilding process, former one- and two-story wood structures are replaced by modern five- and six-story buildings of concrete and steel in the European style.
1921 Prime Minister of Japan, Takashi Hara, is assassinated at Tokyo Station.
1905 The population of Tokyo reaches 2 million.
1903 The city's first tram lines open.
1889 Tokyo City is established with 15 wards.
1877 Leading schools including Shoheiko, Kaiseigo and Igakusho merge to form Tokyo University, which places a strong emphasis on western knowledge. Consultants are brought in from Europe and the United States.
1874 Tokyo Metropolitan Police Department is established.
1870s Official end of the samurai system and feudal class divisions.
1869 Emperor Meiji relocates to Tokyo and makes Edo Castle the Imperial Palace. Tokyo gets its modern name (meaning “the eastern capital”), having previously been called Edo. A foreigner settlement is established at Tsukiji, ending Japan's long international isolation.
1858 US envoy Townsend Harris convinces Japan to sign the Treaty of Amity and Commerce between the United States and Japan, opening up six ports to foreign trade. This causes huge controversy in Japan and leads to the assassination of one of the signatories.
1800 Edo is the world's largest city, with a population of around 1 million.
1721 A suggestion box is placed at the entrance of Edo Castle for any member of the public to freely post suggestions or feedback. In 1722, as a result of the suggestion box, the Koishikawa Sanitorium is established on the current site of Koishikawa Korakuen Gardens.
1707 Mt. Fuji erupts several times: its most recent eruption.
1657 The Great Fire of Meireki destroys much of the city. Fires are a frequent problem throughout the 17th & 18th centuries.
1603 The Edo period begins when Tokugawa Ieyasu becomes shogun. Edo flourishes as the effective national capital, although the emperor remains in Kyoto.
1600 British sailor William Adams arrives in Japan and is imprisoned in Osaka Castle. Forbidden from returning to England, he is eventually given a small domain in Uraga, making him Japan's first and only foreign-born samurai.
1457 Construction of Edo Castle begins, in what is now the East Garden of the Imperial Palace.
3rd millennium BC The Kanto plain is settled; modern Tokyo still carries some local names of former villages.