Here is amateur footage of swaying high-rise buildings taken in downtown Tokyo during Friday’s 9.0 magnitude earthquake. Thankfully the structures have been seismically retrofitted to absorb the ...

Mitsubishi Estate Co. has installed in its high-rise buildings the Yuremasu network, the emergency earthquake warning system that was developed by Mieruka Bousai Co., a Tokyo technology start-up.

Considering geographical features and the sheer number of high-rise buildings, this could cause great damage in areas in and around Osaka, Nagoya and Tokyo.

Tokyo is one of the world's most modern cities but the earthquake in March has changed attitudes towards high-rise buildings.

The last strong seismic tremor to hit Tokyo, the 1923 Great Kanto earthquake, ... “There have been no really big earthquakes with the epicentre underneath high-rise buildings,” says Professor ...