December 22, 1698 Tsunami: Seikaido-Nankaido, Japan
A tsunami caused by a magnitude 6.4 earthquake began at Seikaido-Nankaido, Japan on December 22, 1698. 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 22, 1698
- Source
- Seikaido-Nankaido, Japan
- Cause
- Earthquake
- Earthquake
- Magnitude 6.4
- Runups recorded
- 1
- Waters
- Ocean
- How certain
- Definite tsunami
- Source location
- 33.300° N, 131.700° 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.
1698, December 22. Earthquake and tsunami. (reference #150)
1698, December 22. A tsunami was observed on the coast of Bungo Strait and Oita Prefecture. There are no details. Possibly the date is mixed up and the data relate to some other tsunami (Reference #414).
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 |
|---|---|---|---|---|---|---|---|
| Coast Bungo Strait, Oita Prefecture | Japan | 2 | Eyewitness observation of water height |
More
Every tsunami in 1698The 1600sTsunamis 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 355.