Plans are in the works to extend two Tokyo Metro subway lines, out of its network of 13, to relieve congestion in key areas and make it easier for tourists to travel around the capital. The last ...

with some Tokyo subway stations inundated in August by torrential rain. Also buried beneath the Greater Tokyo area is the world's largest flood tank, a cavernous subterranean reservoir built to ...

Victims and emergency personnel are seen in the Tsukiji district of Tokyo's Chuo Ward after the subway sarin nerve gas attack on March 20, 1995, in this photo taken from a Mainichi Shimbun helicopter.

Seiji Okamoto was getting desperate as his supervisor continued pestering him to come up with a money-saving solution for a new safety project along a Tokyo subway line. His memory of a Quick ...

Victims and emergency personnel are seen in the Tsukiji district of Tokyo's Chuo Ward after the subway sarin nerve gas attack on March 20, 1995, in this photo taken from a Mainichi Shimbun helicopter.

The Public Security Intelligence Agency launched a special website Friday to preserve public memory of the 1995 sarin nerve gas attack on the Tokyo subway system by the Aum Shinrikyo doomsday cult.