Tokyo was originally known as Edo (江戸), a kanji compound of 江 (e, "cove, inlet") and 戸 (to, "entrance, gate, door"). … See more

Tokyo was originally a village called Edo, part of the old Musashi Province. Edo was first fortified by the Edo clan in the late twelfth century. In 1457, Ōta Dōkan built Edo Castle to defend the region from the Chiba clan. … See more

The mainland portion of Tokyo lies northwest of Tokyo Bay and measures about 90 km (56 mi) east to west and 25 km (16 mi) north to south. The average elevation in Tokyo is 40 m (131 ft). Chiba Prefecture borders it t… See more

Architecture in Tokyo has largely been shaped by Tokyo's history. Twice in recent history has the metropolis been left in ruins: first in the 1923 Great Kantō earthquake and later after extensive firebombing in World War II. … See more

Tokyo has enacted a measure to cut greenhouse gases. Governor Shintaro Ishihara created Japan's first emissions cap system, aiming to reduce greenhouse gas emission by a total of 25% by 2020 from the 2000 level. … See more

Tokyo has the second-largest metropolitan economy in the world, after New York City, with a gross metropolitan product estimated at US$2 trillion.
Tokyo is a major international finance center; it h… See more

Tokyo, which is the center of the Greater Tokyo Area, is Japan's largest domestic and international hub for rail and ground transportation. Public transportation within Tokyo is dominated by an extensive network of … See more