The exact death toll from this event remains uncertain, but reports range from 5,000 to 41,000 casualties.

[7] Megathrust earthquakes along this fault tend to occur in pairs, with a relatively short time gap between them.

If both parts of the megathrust ruptured, the events were either simultaneous or close enough in time to be indistinguishable in historical records.

Evidence of severe shaking is also found in records of ground liquefaction in the Nankai area.

Tsunami deposits attributed to this earthquake have been identified on the coastal plains around the Sagami Trough and the Izu Peninsula.