The Nankai Trough, an undersea trench stretching approximately 800 kilometers (500 miles) from Hyuganada off the southeastern coast of Kyushu to Suruga Bay in central Japan, was a focal point of ...

Q: What is the Nankai Trough Earthquake? A: The Nankai Trough is an ocean-floor trench that runs along the Pacific coast from the Tokai to Kyushu regions. This area has a history of being struck ...

The Nankai Trough forms a trench-like topography on the seabed where the Philippine Sea Plate, the oceanic plate, and the Eurasian Plate, the land plate, meet. As the Philippine Sea Plate sinks ...

which lies in the westernmost part of the estimated hypocentral region of a long-anticipated megaquake along the Nankai Trough, an ocean-floor trench that runs along the Pacific coast from the ...

In August 2024, Japan Meteorological Agency issued what it calls Nankai Trough Earthquake Extra Information, which is a bulletin about the possibility of a major quake occurring in the Nankai Trough.

Japan Trench and the Nankai Trough have been occurring at intervals of a few decades to a century. These earthquakes occur around ocean trenches where the oceanic plate is forced underneath the ...