Japan completed the world’s first real-time ocean floor earthquake detection system in June 2025, giving 20 seconds more earthquake warning and 20 minutes more tsunami warning. The network spans ...

In Japan, swarms of earthquakes are fueling a dip in tourism and a viral panic over predictions of the next 'big one' ...

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

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.

Japan’s new earthquake-detection network lengthens warning times, and researchers in Wales have harnessed nuclear blast ...

Japan's weather agency said Wednesday that data from an offshore tsunami gauge in the Pacific Ocean is currently unavailable, ...

Tsunami warnings have been declared for Miyazaki Prefecture, as well as for the adjacent Kochi Prefecture. According to the Japan Meteorological Agency, a powerful earthquake has struck ...

The Japan Meteorological Agency has begun using the label "data not available" when tsunami observation systems are damaged ...

A powerful 7.4 earthquake has struck off the coast of Russia, with the tremor felt in Alaska, Japan, and Hawaii, prompting ...

TOKYO (AP) — Japan issued a tsunami advisory on Monday after a magnitude 6.6 earthquake struck the southwest of the country. The public warnings to stay away from coastal areas were later lifted.

TOKYO (AP) — A strong earthquake with a preliminary magnitude of 6.9 hit southwestern Japan on Monday, triggering public warnings to stay away from coastal areas because of a tsunami advisory ...