December 4, 1732 Tsunami: Kujukuri Beach, Japan
A tsunami caused by a magnitude 6.5 earthquake began at Kujukuri Beach, Japan on December 4, 1732. The water rose as high as 2 meters. Its effects were recorded at 1 place.
Where the waves reached
The source (white) and every runup with a place, colored by the water height recorded there. A ring is a runup NCEI marks doubtful.
- Under 1 m
- 1 to 3 m
- 3 to 10 m
- 10 to 30 m
- 30 m and more
- Height not recorded
The tsunami
- Date
- December 4, 1732
- Source
- Kujukuri Beach, Japan
- Cause
- Earthquake
- Earthquake
- Magnitude 6.5
- Maximum water height
- 2 m (6.6 ft)
- Runups recorded
- 1
- Tsunami intensity (Soloviev-Imamura)
- 1
- Tsunami magnitude (Iida)
- 1
- Waters
- Ocean
- How certain
- Probable tsunami
- Source location
- 35.200° N, 140.800° E
The toll
The record gives no deaths, injuries or damage for this tsunami.
What the record says
NCEI’s account, from the sources it cites.
On December 4, 1732,new tideland field was inundated by a tsunami at Kujukuri Beach. (reference #150)
Every runup
Nearest the source first. Heights are above sea level at the time; a tide gauge reads half the wave’s full height.
| Where | Country | Km from source | Water height, m | Inland, m | Measured by | First wave, UTC | Deaths |
|---|---|---|---|---|---|---|---|
| Kujukuri Beach | Japan | 50 | 2 | Eyewitness observation of water height |
More
Every tsunami in 1732The 1700sTsunamis of JapanThe earthquakeThis day in weather historyAlerts in force
Sources
Tsunami events and runups from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI tsunami event 406.