what's the captial of japan
Tokyo
Is it the most poplous area in the world?
yes
What was  it formally known as?
Tokyo Metropolis
when did it become a metropolitian city
1943
how many fortune 500 companies does it have?
51
like what?
unknown
what tv networks is there?
Fuji TV, Tokyo MX, TV Tokyo, TV Asahi, Nippon Television, NHK and the Tokyo Broadcasting System.
what's southeast of toyko?
Kantō region
Was Edo is the previous name of Toyko?
yes
what happened in 1868
It officially became the capital