Earthquake information Earthquake information list Explanation of the seismic intensity More than 900 earthquakes have rocked the Tokara island chain in southern Japan over the past two weeks, according to Japan ’s meteorological agency, raising fears among residents and prompting authorities to urge preparedness. The seismic activity, which began on June 21, has been described as ... A magnitude 6.0 earthquake struck Japan ’s Kyushu region on Wednesday at 7:34 PM (IST), according to the National Center for Seismology (NCS). The quake occurred at a depth of 30 km, with its epicentre recorded at Latitude 31.09°N and Longitude 131.47°E. Japan ’s government on Saturday warned of more possible strong earthquakes in waters southwest of its main islands, but urged the public not to believe unfounded predictions of a major disaster.