# Mount Unzen

- **Country:** Japan
- **Coordinates:** 32.761389, 130.298611
- **Age:** Oldest 500 kyr
- **Type:** Complex stratovolcano
- **Listing:** Ribu
- **Location:** Unzen, Nagasaki, Kyushu, Japan
- **Elevation M:** 1473
- **Prominence M:** 1465
- **Last Eruption:** February to May 1996

In 1792, the collapse of one of its several lava domes triggered a megatsunami that killed 14,524 people in Japan's worst volcanic-related disaster. The volcano was most recently active from 1990 to 1995, and a large eruption in 1991 generated a pyroclastic flow that killed 43 people, including three volcanologists.

![Photo of Mount Unzen](https://upload.wikimedia.org/wikipedia/commons/3/3e/Unzen_pyroclastic_and_lahar_deposits.jpg)

**Source:** https://en.wikipedia.org/wiki/Mount_Unzen (Wikipedia, CC BY-SA)