The

Bōsō Peninsula The is a peninsula that encompasses the entirety of Chiba Prefecture on Honshu, the largest island of Japan. It is part of the Greater Tokyo Area. It forms the eastern edge of Tokyo Bay, separating it from the Pacific Ocean. The peninsula covers ...

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

was struck by a major

tsunami A tsunami ( ; from , ) is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. Earthquakes, volcanic eruptions and underwater explosions (including detonations, ...

on 4 November 1677, caused by an earthquake at the southern end of the

Japan Trench The Japan Trench is an oceanic trench part of the Pacific Ring of Fire off northeast Japan. It extends from the Kuril Islands to the northern end of the Izu Islands, and is at its deepest. It links the Kuril–Kamchatka Trench to the north and ...

. It was felt onshore with only a maximum of 4 on the JMA intensity scale, but had an estimated magnitude of 8.3–8.6 . The disparity between the maximum intensity and the magnitude estimated from the tsunami suggest that this was a

tsunami earthquake In seismology, a tsunami earthquake is an earthquake which triggers a tsunami of significantly greater Seismic magnitude scales, magnitude, as measured by shorter-period seismic waves. The term was introduced by Japanese seismologist Hiroo Kanam ...

. There no records of significant damage caused by the shaking, but the resulting tsunami caused widespread damage and an estimated 569 people were killed.

References

{{Earthquakes in Japan 1670s earthquakes 1677 disasters Tsunami earthquakes Megathrust earthquakes in Japan Tsunamis in Japan 1677 in Japan Earthquakes of the Edo period

See also

References