Megathrust earthquakes are large earthquakes that occur on faults found along the boundaries between tectonic plates. The ...

Japan's weather agency said Friday that a malfunction in the ocean-floor observation system off the Pacific coast, installed ...

The Nankai Trough, stretches 700 kms from Shizuoka to Miyazaki, is a tectonic hotspot where the Philippine Sea Plate subducts beneath the land plate. This subduction builds up strain, ...

The Nankai Trough carves out around 900 kilometers (559 miles) along the south of Japan's biggest island of Honshu. It’s a subduction zone located where the Philippine Sea Plate is being ...

Researchers used a Global Navigation Satellite System-Acoustic ranging combination technique to detect signals due to slow slip events in the Nankai Trough with seafloor deformations of 5 cm or ...

Japan Meteorological Agency's Nankai Trough quake advisory panel said the chance of a bigger earthquake striking after a magnitude 7 tremor was once in a few hundred cases, relatively higher than ...

The Nankai Trough has produced large earthquakes roughly every 100 to 150 years, a study indicated last year. Japan’s Earthquake Research Committee said in January 2022 said there was a 70% to ...

A Japan Meteorological Agency (JMA) expert panel released an advisory on Aug. 8 that there was a “relatively higher chance” of a Nankai Trough megaquake as powerful as magnitude 9, after a ...

Earthquakes typically occur in the Nankai Trough every 100 to 150 years, according to the JMA. The most recent was in December 1946, when a quake of around 8.1 in magnitude killed more than 1,300 ...

Simulation of methane hydrate formation in coarse‐ to fine‐grained sediments in the Nankai Trough, Japan. Island Arc , 2023; 32 (1) DOI: 10.1111/iar.12502 Cite This Page : ...

The most recent Nankai Trough quake happened in 1946 when a magnitude 8 tremor and 6.9-metre (22.6-ft) tsunami waves killed 1,330 people. ($1 = 147.0700 yen) (This story has been refiled to fix a ...