1933 Sanriku earthquake, Earthquake in Sanriku, Japan
The 1933 Sanriku earthquake struck the Japanese coastline without warning.
Occurring on March 2, 1933, this seismic event was one of the most devastating in Japan's history.
Memorials across the Sanriku coast honor the victims and remind future generations of the tragedy.
Modern early warning systems in Japan have been influenced by historic events like the Sanriku earthquake.
This earthquake resulted in a doublet earthquake phenomenon, with a second major shock following within minutes.
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Location
Sanriku
GPS coordinates
39.12830,144.11700
Latest update
August 31, 2026 12:26
